3800 intake gasket symptoms
 
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3800 intake gasket symptoms

Both the 3. 1, 3. Storefront >> Supercharger Pulleys /Pulley Systems. often when it begins to fail, the car will show the symptoms of a Gm service replacement powertrain & chevrolet performance intake manifold gm 3800 3. Any shop should be able to do a pressure check if you cannot locate the source of the leak yourself. Symptoms of a head gasket leak when it fails, dissappearing coolant, steam out the exhaust, coolant in oil, oil in coolant (rare, I had a small case of this) maybe even have a lean bank code, I didn't get one. 0L, 3. upper intake manifold is a very common failure point on the venerable gm 3800 series ii engine. Re: Bad intake gaskets-3. My mechanic recommended that I get the leak The aftermarket upper plenums cost $120, and come with the upper intake and t-body gaskets. Intake gaskets (UPPER and LOWER) had both fail and have pictures I may link later if i remember. A head gasket is a thin, flat seal that is laid between an engine head and the cylinder block. 2000 Pontiac Grand Prix Valve Cover Gasket We have 17 Items In-stock. 1990 — The intake system was upgraded to Tuned Port Injection for more horsepower and torque. The leak allows additional air to mix with the fuel-air mix, causing the engine to run lean. 2003 Buick Regal Intake Manifold Gasket I Have A 2003 Buick Regal Ls With 105,000km/65,000mi. I had "as we all have" to replace the intake gaskets due to Coolant leaking and mixing with oil. Quick Note: Finding Intake Vacuum Leaks, Check List: (In the order of location from the cylinder to the the throttle body). 8 3800 series 2 rwd engine. Possibly damaged by a backfire condition. show the symptoms of a head gasket failure, however actual head gaskets failing on this versionhow to replace intake manifold gm 3800 3. #symptoms of Diagnosing problems with superchargers usually puts you into one of two categories. ) - which enables the user to fix engines with blown or leaking head gaskets, also engines with warped or cracked heads, leaky intake manifold gaskets, leaking or cracked cylinder blocks and all other cooling system related problems. If the vehicle has an oil leak, the oil will also appear altered in color and texture. I wouldn't mess with them without familiar head gasket symptoms and doing a compression and leak down test. M. Since it causes the engine to burn antifreeze, the symptoms are very similar to a blown HG. GM recalled 1. #changing an intake manifold gasket. 4 engines are commonly known for intake gasket leaks and the 3. 3800 Upper Intake Swap update - Duration: 7:52. Pontiac Grand Prix 2005, Intake Manifold Gasket Set by Fel-Pro®. These two sets of gaskets were chosen because they represent the 'norm' in lower intake manifold gaskets in GM 3800 engines. Jay Premium The 3800 never did have a lower intake manifold problem. I had to change Cadillac gasket or two should be sandwiched in the old glove box in amongst the insurance papers. Often when it begins to fail, the car will show the symptoms of a head gasket failure, however actual head gaskets failing on this engine is VERY rare. Of 2006 for coolant leaking into engine oil, because of said gasket failing (77,000 approx. change the upper and lower intake manifold gaskets, and the upper plastic intake manifold plenum itself. If you still have trouble after clearing your browser's cookies and cache, reply to that thread and tell us what browser you're using and what device you're using. I got it changed there a few months ago and shortly thereafter my car started to overheat and the heater stopped working. The function of the exhaust manifolds is to tie the engine to the exhaust system, specifically the engine heads to the cross-over or "Y" pipe. The coolant leaking from below the exhaust flag can also be a red flag, and bubbles may form in the radiator or cooler overflow tank. • Pushes the gases down the intake manifold and back into the combustion chambers where they are re-burned. The infamous intake leak is a problem of the Series II engines, 1996+ on a LeSabre. Any potential problems should be corrected quickly, as they could cause serious issues and added expenses if ignored. The coolant cross over gaskets on the intake manifold are famous for blowing out and simulating a head gasket failure. As the vehicle acquires mileage, the intake manifold gaskets may wear out and eventually leak. Because the air pressure inside the 1999 Supercharged Pontiac GTP 3800. The head gasket was replaced 1st, then they tried to patch the head and the intake amnifold, which did not work, so the head and intake were replaced. The first one I ever did I pulled apart and found the additional amazing surprise that the coolant had eaten too far into the metal of the lower intake on the gasket surface so it was no longer possible for it to seal properly even with a new gasket. I went ahead and changed everything while I had my engine apart. 4 engines used plastic intake manifold gaskets with soft sealing beads around some of the ports. 8, and 4. I have been told it is a slow leak from the intake gasket. Notes: Engine Intake Manifold Gasket Set -- Contains Premium Grade Intake Manifold Gaskets. Typical engine data sensor and control component locations on the GM 3. 8L V6. 2007 (85,000 mi. 8l – auto repair The upper intake manifold is a very common failure point on the venerable gm 3800 series ii engine. 38 This is the lower intake gasket set for 3800 V-6 engines with VIN K. The P0300 code means that a cylinder(s) is misfiring or is randomly misfiring. 8L Pontiac Grand Prix SE? I need to replace an intake manifold gasket on a 1991 pontiac grand prix? Another one of the most often seen blown head Gasket Symptoms is white exhaust smoke. Coupe 3800 V6. There is an updated version of intake manifold and gaskets that G. Look at putting a good weekend into it in case something goes wrong or you have to run for parts. Change Upper Intake Manifold (UIM) and Lower Intake Manifold (LIM) gaskets Disclaimer: Performing repairs on automobiles can result in damage to property, personal injury, or death. I have heard of the anti-crush washers getting loose from the intake gasket and falling in the intake port. Actually, it's precisely the opposite that happens. 89017400 Gasket, Lower Intake Manifold 24508923 Manifold, Lower Intake Follow the lower and upper intake manifold installation instructions found in the Engine Unit Repair section of the appropriate service manual. Average repair cost is $1,710 at 87,150 miles. everything I could replace I went ahead and did it while I had it apart. the main thing you will need is tough knuckles, and flexible arms, because it is a task to get to the lower intake manifold bolts. Which gaskets to use? 2000 Pontiac Grand Prix SE 3800 V6 intake manifold gasket replacement? Hello all, I am the 19 year-old female driver of a 2000 Pontiac Grand Prix SE with the infamous GM 3800 Series II V6 engine. Recently I noticed that coolant is leaking. a bad head gasket will result with compression and oil/coolant mixxing in the block a bad upper or lower intake gasket will result with coolant in crankcase or exaust manifold … which causes It is possible if the intake was loose for the coolant to get into #1 cylinder intake port. An exhaust manifold will have no symptoms other than the sound of the leak. . 1998-99 Olds Intrigue I It's probably not the head gasket! These engines have a lower intake manifold gasket that will give way and flood the cylinders with engine coolant; in effect showing the same symptoms as a blown head gasket on other types of engines. This article will focus on what is commonly known as the GM 3800 Series 1, Series 2, and Series 3. Most of the time, the reason you'll have a problem sealing the intake to the block/heads is because the intake moves around as you're sitting it down. How to replace intake manifold gm 3800 38l auto repair , the upper intake manifold is a very common failure point on the venerable gm 3800 series ii engine often when it begins to fail, the car will show the symptoms of a head gasket failure, however Question: The lower intake gasket set (MS 98004 T, with permadry plus gaskets) comes with instructions to use the black RTV on the front and rear. 1 and 3. #triton intake manifold gasket replacement. What are the symptoms of manifold exhaust gasket leaks on a Chevy truck? Intake manifold leaks will cause the engine to idle rough and get poor fuel economy. An intake manifold gasket is a flexible, fitted part of a car engine that helps prevent air from leaking out during fuel combustion and helps regulate chamber temperature. 4 million cars with its 3800 model V6 engines. A mechanical noise, or not enough boost indicated on the gauge. The portion of the gasket that was in contact with the coolant kinda shriveled up. Position a new gasket or seal(s), as applicable, then install the intake manifold. The most common failures of the 3800 engine are spark plugs, wires, MAF sensors, ignition coils, plastic intake manifolds (NA engines only), and lower intake manifold (LIM) gaskets. 8 liter V6 engines. (Engine catches fire in some cases) The head gasket forms a seal between the engine block and the cylinder head. 95. Head Gasket Information, Problems, and Solutions. Update: No this is a girl just trying not to get screwed and trying to get around spending $1000 for this repair. GM 3800 II Tensioner & Idler Pulleys Replacement Guide Pictures illustrated instructions for replacing the idler and tensioner pulleys in a 1997-2003 GM Pontiac Grand Prix GTP. 8L by 3800 V6. Many Fel-Pro intake manifold gaskets utilize a synthetic rubber bead where applicable for superior sealing around intake and coolant ports. Master Set - Contains Intake and Valve Cover Gaskets Plus All Miscellaneous Gaskets And Seals Needed for Intake Installation. Background: Some vehicle owners are complaining of excessive engine coolant consumption, or an engine coolant leak near or under the throttle body area of the upper intake manifold. Had intake gasket replaced in Feb. The manifold is attached to the Learn how to replace the exhaust manifold gaskets and intake manifold gaskets in a car. #3800 intake manifold gasket replacement. ) found white/brown sludge in oil again!apparently the problem is back and I am told it will keep coming back until gm corp. Problem CONDITION POSSIBLE CAUSE CORRECTION 5) Ford& Holley Only . The first thing to check on the grand prix is the upper intake manifold. Weeks later I decided it was time to just do the job. I'm assuming that's the flat part against the block that doesn't have a gasket. Anatomy of a Lower Intake Manifold (LIM) gasket fail: causes and symptoms. After replacing the intake gasket, the air conditioning is not cool? 1997 Chevy Malibu. 8L Ford Ranger (or Topaz, Probe, Tempo, or Mazda B3000, etc. P1406 which is a bad egr valve and P303 which is cylindar 3 misfire. The car has 155000 miles and has had the Check Engine Light on for two years. Water in Oil Symptoms of a Blown Intake Manifold Gasket A blown intake manifold gasket shows itself by the condition of the engine oil when checked with a dip stick. I finally had a chance to replace everything this evening. One of the first signs of the intake manifold failure is coolant loss, these intakes can leak internally into the engine, or externally near the thermostat housing. They are notrious to crack as they are plastic. First replacement was at 51,000. Remember, don't be spraying silicone around intake anywhere if you might Leaking intake manifold gaskets. When installing Fel-Pro exhaust manifold gaskets, if there is a smooth, metallic side and a composite side, the metallic side should be installed facing out, meaning toward the exhaust manifold. This database includes information received by NHTSA from consumers either directly or as recorded by the Vehicle Safety Hotline. The problem was with the leaking coolant with a hole in the pleneum. 9 out of 10 times this is the problem. Just did one in my shop same car, very common as is the lower gaskets parts were 300. Don't forget exhaust manifold hardware and exhaust manifold gasket and you will need a new intake manifold gasket also. The intake manifold gasket may be rubber or paper, and fills the tiny gap between the intake manifold and the engine , eliminating the possibility of leaks. The 1999 Pontiac Grand Prix has 21 problems reported for leaking coolant, cracked intake manifold gasket. the lower intake set is Fel-Pro MS95809-1 @ $43. and im getting oil in the radiator also. Coolant in the engine oil, an engine misfire or oil leaking from the engine could all be a symptom. Hello, I have a 1999 V6 Camaro with 118k miles. Engine And Engine Cooling Problem on the 1999 BUICK PARK AVENUE. NEW Complete Upper Intake Manifold w/ Gasket 3800 Chevy Buick Olds 615-180 This causes a coolant leak into the engine and symptoms similar to that of a bad head What is an intake manifold gasket? Sealing the intake manifold to the engine's cylinder head is necessary for the engine to run properly. Step by step automotive repair guide on how to replace an intake manifold gasket, each application will be different, the repair will be similar in scope. Toyota indicated that owners need to call customer service to report the problem before a recall is issued. What is an intake manifold gasket? The intake manifold distributes air taken in through the throttle plate to the multiple cylinders. sells and most local automotive parts chain stores supply them as well. The head gasket is a vital part of any vehicle's engine. The OEM intake manifold gasket tends to deteriorate after 60,000 or so miles in the area that seals the cylinder head coolant passage to the manifold. GM has intake leak issues from 99ish to 03ish on pretty much all v6 engines. 8 also has issues with the elbow going to the tensioner. It has a number of uses, with many of them related to the manufacture of products usedfor building materials, textiles, and fire safety. The main symptoms of a blown intake gasket include but are not limited to an overheating engine, white, milky oil and white smoke from the exhaust pipe. car will show the symptoms of a head gasket failure, however actual head gaskets failing on this wiring diagrams image freehow to replace intake manifold gm 3800 . Fel-Pro Gaskets are engineered to deliver a perfect seal on every engine. 94,000 miles, dexcool mix with antifreeze etc, it “had” to be the issue. Cross that off the list of likely issues. The motor did give symptoms of problems One of the most common symptoms of an issue with intake manifold gaskets is engine performance issues. intake manifold gasket failure egr stove pipe so i replaced the lower intake gasket because i had the car down and apart. The gasket was perfectly lined up along the whole perimeter. The upper intake manifold is a very common failure point on the venerable GM 3800 Series II Engine. But, just because your car isn't running, doesn't mean you've blown the head gasket. A stepper motor is a device that moves a predetermined amount per electrical signal it receives by whatever device is controlling it. The head gasket is located at the top of the engine block under the head. Anyways like it was mentioned above, if it is a head gasket then there will be coolant in the oil. Important: If the following steps identify a concern, look through the throttle body opening for a large puddle of standing oil in the bottom of the intake manifold. A blown head gasket is a very serious problem, in fact, if you have one, your car probably isn't running. Try to find where the leak is coming from first off. Leaking coolant from a cracked intake manifold gasket is an extremely common problem on most GM vehicles made from the late 90s to the mid-2000s. Symptoms of Bad or Failing Intake Manifold Gaskets Cost of Replacing Bad or Failing Intake Manifold Gaskets Common signs include the engine constantly overheating, coolant leaking, engine misfires, and a decrease in power, acceleration, and fuel economy. I replaced the upper intake manifold with the Dorman style plenum and the LIM gaskets. head gaskets, exhaust manifold gaskets, lower intake gaskets, thermostat, water pump, plugs, wires, valve cover gaskets, o rings on the injectors, plenum gaskets, etc etc. Start by checking for intake leaks, intake gaskets are a common caused of multi-cylinder misfiring. Auto Parts Direct To You! A leaky manifold gasket or a cracked header can also leak air into the exhaust system, fooling the oxygen sensors. The Head Gasket is blown -> Still driving, the engine motor dies. Another reason to consider replacing the intake manifold is when the car begins to overheat. The Chevy Monte Carlo is a luxury coupe that was discontinued in 2007. Some of these new technologies, like the electric motor, are already in the early stages of direct replacement. 1995 Olds 98 Intake Manifold Upper for V6 3. A pictures illustrated how-to guide for replacing the idler and tensioner pulleys on a GM 3800 Series II engine in a Pontiac Grand Prix GTP. (But usually you'd hear the air leaking in) Spray around the carb base gasket. Also, a one-piece rear crankshaft oil seal was offered in some 3800 engines to reduce oil leaks. all in all i had 111 in the towing bill. Head Gaskets. often when it begins to fail, the car will show the symptoms of a Intake 2004 Limited Edition 4Runner 4X4 - Head Gasket I have read through numerous postings on this website and found that this mechanical problem is very common in my year 4Runner as well as other years. Buick 3800 P0171 code [FIXED] was created by jameslast It has 205,000 miles and has had multiple issues in the past. If the noise you hear is a fast tap or clatter near the top of the engine, it could be valve noise which would require you to have some cylinder head work done. After 60,000 to 70,000 miles, many of these carrier style intake manifold gaskets develop coolant leaks that can cause an engine to overheat or even fail if enough coolant gets into the crankcase. But for the time being, the I have to replace the plenum and intake manifold gaskets on a 99 pontiac Firebird 3. The issue is the intake manifold gasket in some GM vehicles. You may also experience rough running, poor throttle response, and the smell of coolant coming from under the hood. #exhaust manifold gasket. To obtain optimum torque and horsepower, the Intake Manifold Tuning Valve (IMTV) is fully closed between 1600 and 3800 RPM. The #3/#4 intakes were leaking and hissing horribly. You'll have to be carefull not to get false responses caused by overspray going down the carb throat. Replacing the intake gaskets alone, when the engine is in this state, is an expensive exercise in futilely. As a writer for the automotive section of HowStuffWorks. Also known as sodium silicate, water glass is a solution that may appear as a barely solid agent or a thick liquid. If no leak is found the next step is to replace the spark plugs. Intake Manifold Gasket Diagnosis See more from Underhood Service Back in the days when most ­engines had cast iron blocks, heads and manifolds, the intake manifold could be easily sealed with simple and relatively inexpensive die cut fiber-faced metal gaskets. If the head gasket is allowing coolant into the combustion cylinder it could cause the symptom of steam from the exhaust. Some signs it's failing: • One or more oil seals or gaskets fail. Gruppe, This evening, I replaced the intake manifold gaskets on my '87 528e. Question: The lower intake gasket set (MS 98004 T, with permadry plus gaskets) comes with instructions to use the black RTV on the front and rear. If the IMTV valve blade-to-drive motor coupler is worn or loose, and the IMTV valve is commanded closed, a buzzing or rattling noise may result. then the lower intake manifold gaskets probably are causing your problem. The coolant is gone in my 3800 V6 Buick Lesabre engine and now it won't even crank over to start. During the repair be sure to use the current GMSPO part number for replacement intake gaskets. In many engines, fuel injection takes place within the intake manifold to mix with incoming air before ingestion into the cylinder. Typically if your intake manifold gasket is leaking, it can have one if not several of these signs. A quick test is to fill the exhaust with smoke. Exhaust Manifold Gaskets: Exhaust manifold gaskets are another gasket type we get questions on. How to replace intake manifold gm 3800 38l auto repair , the upper intake manifold is a very common failure point on the venerable gm 3800 series ii engine often when it begins to fail, the car will show the symptoms of a head gasket failure, however Valve cover gasket leaks are pretty common starting at around this mileage interval…. I know the 3800 series engines are known for being extremely strong, but have issues where coolant leaks at the intake manifold. The 3800 almost never blows head gaskets, but it does have a problem with the intake manifold cracking. (15 Nm), in the sequence shown in the accompanying figure. This is less than 6 percent of the 25 million examples of the V6 installed in GM vehicles between 1975 and 2008. The issue is with the intake gaskets. As the title states, could a damaged water pump and cracked timing cover/gasket allow coolant to get into an area of combustion? Or, is this evidence of something more serious? Idle Air Control Valve (IAC) The IAC valve GM uses for most of their engines is a stepper motor actuated valve. 1995- 2004, 3800 Intake Manifold Coolant Leak Cheap Fix! V6 Engine (VIN K - RPO L36) 3800 Series II w/ Plastic Intake Manifold IF your problem is coolant going directly into the engine, I have seen some pretty terrible 3800 series II lower intake gasket failures. ) noticed coolant level dropping again in Jan. Head gasket failure is rare on a post 1995 windstar, though the lower intake manifold gasket will give many of the same symptoms. good luck The 3800 FWD supercharged engines use several methods to control fueling, which render an AFPR worthless in many cases. 8l – auto repair Sue, I'm not sure about your engine size, but the 3. 1- exhaust gases blow into the cooling system under load, such as when you climb a hill or pass someone. The original engine failed with the intake gasket & spun a bearing w/ the coolant… the 1st salvage engine had the same problem and was returned and the 2nd salvage engine ‘appeared’ ok but blew the intake gasket a few months later. >> On many cars you would be right, but on the GM 3. If an intake valve is in the open position that fuel will enter the cylinder where it will leak past the rings and eventually mixed with the engine oil. My understanding is that it isn't the intake gasket that leaks, the (plastic) manifold cracks where a coolant pipe goes through it; Gus can elaborate. You told there are no vacuum leaks, but recheck. Occasionally there is some coolant loss, nut I always fill it back up a little. First time to do this job, is there details? A step by step, or a video, or anything to help me not sweat this job as bad. 5) Replace the power valve. Most experts agree that the problem stems from GM's 'DexCool' coolant which erodes away at the intake manifold gasket One of the few trouble spots has been coolant leaks on the Series II 3800 engines with the plastic intake manifold. Upper intake manifold failures, and lower intake manifold gasket failures - what we all need to know and understand Upper Intake Manifold (UIM) For the years we have been here on Pontiac Bonneville Club we have seen many 3800 Series II composite upper intakes fail. First your Engine typically will run or idle rough, due to a vacuum leak. If this first head gasket test confirms that the head gasket is burned, you don't need to do the other tests. #replacing intake manifold. Most cars use a type of engine known as “fuel combustion,” which basically means that they get their main energy from a series of mini-explosions powered by gasoline. 0 hours labor. The Buick 3800 V6 is a fairly reliable engine, but coolant leaks on the Series II 3800 engines with the plastic intake manifold have been a problem. This causes a coolant leak into the engine and symptoms similar to that of a bad head gasket. 00 including coolant and an oil change, and 5. The lower intake gaskets were starting to fail, but they hadn't failed yet. Problems include coolant leak, coolant odor, milky colored oil, milky or whitish substance on either the dipstick or oil fill cap. Popular Inlet manifold & Intake videos 2002 Ford f150 5. Which gaskets to use? 2000 Pontiac Grand Prix SE 3800 V6 intake manifold gasket replacement? What are signs/symptoms of leaking intake gaskets/2000 3. com, I write a lot about new technologies that will one day replace the internal combustion engine. 53, and if just the upper plenum gasket is leaking, it is Fel-Pro MS95812 @ $39. And how to deal with a manifold gasket leak. Different engine line (the older model 3300-3800 is a 90 degree V6, the ones with the LIM gasket issue were 60 degree V6). The Fiero 2. Well it would seem that 3800 come in pairs After my last 03 Impala with the Series II 3800 engine leaking coolant out of the elbows I had a 1999 Buick Lesaber come in with complaints about sweeping engine tempratures and loss of heat during said sweeps. The 3. 1995 Olds 98-Regency Intake Manifold Upper for V6 3. I haven't had a problem with coolant loss since. --bullseye-- The plastic upper intake manifold goes bad on the 3800 series 2 motor. Trouble Logging In or Staying Logged In? CLEAR YOUR BROWSER COOKIES! More info about this can be found here. To verify that coolant is not getting into the combustion chamber through a head gasket or crack in the block or cylinder head. 4 triton bad intake manifold symptoms by (LIM) Gasket / Lifter Replacement on GM 3800 L67 3. The intake and valve cover gaskets all appear fine on the outside. The 3800 in my 1999 Buick LeSabre had the lower intake gaskets and upper intake replaced this past fall at ~66k miles. It really depends on what type of vehicle, but in general a leaking intake can cause high idle, coolant burning in cylinders, oil leaks, weird O2 sensor readings, the egr so Q I have a 2002 Olds Alero with the V6 engine. Further, the Series 1 and pre-Series 1 3800s were unkillable, the Series II brought on the intake gasket issues amongst others. 8 (3800) V6 engines. If the problem persists more tests needs to be done to My 2001 Grand Prix's Intake Manifold Gasket is bad? I know this is a very common problem with GM cars, my question is whether or not there has ever been a recall. Benefits: Avoids replacing part numbers 17113136 & 24508923. In this case I found coolant inside the air intake tube by the air filter (not good). 00. Steam When a head gasket develops a leak between the cylinder and a water jacket in the block, coolant leaks past the gasket and into the combustion chamber. The symptoms of this are typically coolant and or oil that disappears without any obvious outside leaks. Power valve blown. Low miles does not preclude intake gasket problems, my 3800 series II with around 50k on it had started to slightly sip coolant, and when I did the gaskets at that mileage they were really really bad. What are the Intake Manifold Gaskets all about? The intake manifold is an aluminum, steel or plastic cover that sits on top of the engine. 4 engine line it is >> almost always the intake manifold gasket which has failed as the cause of Engine coolant leaks detected on some GM vehicles may be the result of leaking gaskets between the coolant crossover pipe and the front of the right cylinder head. This concerns a defective design of the intake manifold used by gm on 1998, 1999, 2000, and some 2001 Buick Lesabre's equipped with the 3800 series ii v6 engine. There are three ways the head gaskets can fail on a Northstar. 8l – auto repair Throughout our long history of serving car owners like you, we’ve used a team of dedicated chemical engineers to constantly develop and refine products that are safe, fast and effective in stopping intake gasket leaks and other automotive problems — including liquid copper and much more. This can cause severe engine oil thinning which can lead to engine bearing damage, scorched cylinder side walls and in some cases an explosion inside the engine. I have 114,000 miles on my '95 Cutlass and have just had the intake manifold gasket replaced for the second time. In this video series, you'll learn how to find, check, and replace or repair a leaking or blown head gasket okay finally tore this thing down it was the crossover gaskets suprisingly theyve switched the intake gaskets from plastic to aluminium and they looked new with 110,000miles couldnt belive it so gasket set will be here in the morning i will get it together after church and try to get some pictures APDTY’s kit comes with Intake Gaskets, Foam Pads, Intake Bolts, RTV and Knock Sensor(s) and Optional Wiring Harness Tighten the intake manifold bolts in sequence, tighten on first pass to 44Lb in. 3 1l 3 4l plete metal steel lower intake manifold gasket kit w symptoms of bad or failing fuel injector o rings intake gaskets for buick century replace oxygen sensor o2 sensor circuit replacement full set gaskets for pontiac montana 1995 2004 3800 intake manifold coolant leak cheap fix — car sapiensman discount auto parts online how to Then do a "block test", where you vacuum vapor in the cooling system through a fluid that changes color if any exhaust gas is present. lbs. 3- coolant gets in your oil or vice-versa. just like every one else said tighten from the middle out or you will risk warping the manifold,or having a major leak. first sign/symptom of a failing intake manifold? - posted in Drivetrain: I'm not sure what the actual failure point/series of events is with the 3800 series II n/a manifolds but I know there's a redesigned piece to replace. What is an intake manifold gasket? Sealing the intake manifold to the engine's cylinder head is necessary for the engine to run properly. The gasket didn't lay flat on the throttle body end of the intake, it was bowed outward. although usually they just “seep” a little oil onto the engine which causes a burning smell and maybe a little smoke under the hood. I did a cold compression test (don't hate! the transmission was half-way out) and the numbers all were good (first stroke was between 85-95 PSI and by the third stroke all shown between 145-155 PSI). Now I understand that it's just a part on the manifold that's plastic and it touches something metal which eventually burns through the plastic leading to steamy conditions under the hood. 4, 3. 3800 Series III Series II and some 3800 Series I Upper plenum coolant leak (burning coolant, hydrolocked engine, coolant in oil) N/A Versions of certian series I and series II have plastic upper plenums, series IIIs have a aluminum upper plenum, and the supercharged engines like the L-67 and L-32 SC 3800 engines obviously have aluminom supercharger housings, but upper gasket may still fail on Blown Head Gasket Symptoms I usually get my oil changed at Jiffy Lube because they are convenient and I can’t crawl under my car and change my oil like I used to. The intake manifolds will help coolant remain in the engine, and this can leak out if this gasket is blown. I picked up the new Purolator PV892 part at a Pep Boys auto care store for about $3. Diagnosis of oil leaks on a GM 3800 V6 - Valve cover gaskets and intake manifold gaskets - Duration: 5:33. I bought it new, and I have taken good care of during the 6 years I've owned it. In about 90% of the time, these two first head gasket tests will positively confirm a blown head gasket on your 3. Each of these symptoms could also have other causes and an actual blown head gasket may show none of the above symptoms. so if thats the symptoms of a melted plenum, please say so? i had a mechanic check it out and he told me cracked block or blown head gasket. >>> Sounds like a head gasket or cracked cylinder head. What is an intake manifold and where is it located? Every vehicle on the road today that is equipped with an internal combustion engine will have an intake (or inlet) manifold, which is located on the engine between the throttle body or carburetor and the cylinder head(s). You would think that the result of a leak in the intake manifold would be air escaping and less air making its way to your car's cylinders. It must withstand tremendous heat and pressure in holding in engine compression. Comes up with a permanent fix. 3 are known for the lower intake going bad due to the dexcool being acid based destroying the crappy gaskets and the 3. 4 l- GM says use same gas 12-13-06 09:33 PM - Post# 1050301 In response to semis57 i've done the same action to my 97 Montana last week, the problem is really the cold weather. I would buy them at about 105K miles for around $4500 and then drive them for 100K miles and the sell them to someone else in my family and for $2000 and then buy another “new” one with 100K miles. If present, drain/clean the oil out of the intake manifold and install the intake with new intake gaskets. Good part is you have to pull the intake to do a head gasket, so id pull off the intake first, its not that hard on this motor. Spray around the intake gasket on top of the manifold, too. The reason I said inlet at the start of this is because it doesnt have the head gasket symptoms that ive heard about (couldnt get a straight answer on inlet), being oil in water, water in oil, severely down on power, bubbling coolant when the rad cap is off (from engine compression leaking into it). if the gasket is leaking coolant into the intake. Install the bolts and tighten to 11 ft. 1/3. Want Answer 0. #gm intake manifold gasket replacement. Car problem(s) with the 1999 BUICK PARK AVENUE. You can have it checked for a blown head gasket with a chemical check for carbon dixoide in the rad. Install a suitable threadlocking compound to the intake manifold bolts. It also provides a seal for coolant in the surrounding water jacket. worrying us up all A blown head gasket may cause a number of different symptoms. I have a 98 buick lesabre with 3800. The intake and exhaust manifolds may Head gasket replacement is typically done by a professional mechanic, but you can learn how to diagnose and replace a head gasket yourself. The gasket between the upper and lower intake SHRANK and covered the small oval port leading down to the crankcase. I wonder if they're just replacing the head gaskets over and over when the intake is the real problem. Selecting a shop that will perform a root-cause diagnosis is imperative Making a proper repair in a timely manner, can provide many miles of trouble free use. If so and you have the 3800 V6 check for a failed intake manifold gasket well its skipping while idleing and i have two trouble codes coming up. The dealer that charged me $90 should have given me an answer, but nope. The term Buick 3800 can refer to a wide range of motors across many years. Intake Manifold Gasket / Set Choose for Me to Minimize Cost Related Parts Distributor Mounting Gasket Engine Repair Manual Exhaust Manifold Gasket Gasket Material Heater Hose Connector Intake Manifold Intake Plenum Gasket Knock / Detonation Sensor Connector Throttle Body Gasket APDTY sells Replacement Auto Parts, Car Parts and Auto Accessories at great prices. Symptoms of an intake manifold gasket leak include poor engine performance, engine overheating and coolant leaks. Where did all the antifreeze go? Intake manifold is leaking coolant. Most of these Upper intake manifold failures, and lower intake manifold gasket failures - what we all need to know and understand Upper Intake Manifold (UIM) For the years we have been here on Pontiac Bonneville Club we have seen many 3800 Series II composite upper intakes fail. Leaking intake manifolds can cause anything vacuum related to go haywire. if you have an idle and stalling problem with a 3800 series 2, don't mess around with it. Its purpose is to contain engine compression and to separate the three liquids in the engine from each other. Engineered using the latest technologies and global engineering resources, the What are the Symptoms of Head Gasket Failure? If you don’t notice the early symptoms of head gasket leaks and continue to drive the car, things will get progressively worse. plus its overheating. Best Answer: The intake manifolds are notorious for developing cracks that can be very hard to see on or around the egr port area. 8L. They all have the GM 3. ). On vehicles with onboard diagnostics, the leak often causes the check engine light to Upper Intake Manifold w/ Gasket for 95-05 Chevy Buick Olds 3800 3. The second most common test, to see if the head gasket on your 3. Pete's Garage 16,297 views. A guide for consumers having problems with their GM intake manifold gaskets or coolant leaks in 3. Our new intake has a thicker EGR wall and a new EGR tube that will create a cooling pocket between the intake and tube. to fix it the manifold is either milled or replaced plus gaskets,it's a problemm on the new trucks too. If the problem persists more tests needs to be done to the new heal-a-seal tm engine oil sealer - and oil stop leak - for engine main bearing seals, valve cover or timing chain gaskets, or any other external engine oil leaks - such as from the head gasket, cracked or warped engine head, engine block, etc. How to replace intake manifold gm 3800 38l auto repair , the upper intake manifold is a very common failure point on the venerable gm 3800 series ii engine often when it begins to fail, the car will show the symptoms of a head gasket failure, however intake manifold/gasket, throttle body nuts, or throttle body gasket before August 8, 2003, you may be eligible to receive reimbursement. Plugged heater core, bad thermostat, head gasket, intake – either one and both, cracked heads- pure guesswork. We replaced them with aluminum gaskets that aren't affected by the coolant. If leaking intake gasket seals are found, replace the intake gaskets. The '97 blew the head gasket first, and then the intake manifold broke. However, when a cylinder head gasket does fail, knowing some of the symptoms of a head gasket problem can help you diagnose it. #intake manifold gasket replacement 1999 olds i-trigue. 2-coolant gets into the cylinders and you leave a trail of white smoke behind you. Select your vehicle's Submodel to continue. Browse all products in this category below, or narrow the products down by your specific vehicle to the left. Check all the intake system, could be an intake leak, leak in the plenum or leak in the intake manifold, leak near the injecotors. Also, as others also reported, the runner openings on the gasket didn't align with the openings on the underside of the intake. Most Fel-Pro Intake Manifold Gasket Sets include blue cork/rubber end strips with adhesive backing. The MAF sensor reads the airflow and tells the PCM how much air is coming in and therefore how much fuel to deliver. They are small enough to get past the valve and into the cylender. The OEM intake manifold gasket tends to deteriorate after 60,000 or so miles in the area that seals the cylinder head coolant passage to the manifold When my intake gaskets were bad (due to trying to reuse them after fixing the distributer cap leak) I had a problem where when the engine was cold, it would surge and sputter when in gear. 2ND design with rubber plastic end seals w/locating pins. Posted by danfrantz13 on Mar 28, 2010. Helo The ECU must be ok, (the battery shouldn´t affected). Bar's Leaks Liquid Copper& Block Seal Intake and Radiator Stop Leak is formulated to seal larger leaks permanently on cars, trucks, vans, SUVs and RVs. The combustion chamber, this is the area where the fuel, air, spark, and compression take place, the gasket needs to be able to withstand extreme temperatures and pressure in this area, so this is the most common place to have a head gasket failure, or a blown head gasket. We might need more info before we can really take a stab at this one: Head gaskets are a MUCH bigger job than the intake manifold gasket. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. All items you have to remove to get the head off to replace the gasket. Start by checking for intake leaks, intake gaskets are common caused of multi-cylinder misfiring. The current GMSPO part number for intake gaskets will have a teal green intake gasket seal. Fixed the LIM issue present on 3800 series engines, much higher quality than OEM plastics, was missing one gasket (small one for the coolant bypass on side of manifold) but those are cheap at any auto store, not a big deal. 8L 3800 v6 engine. A 'blown' exhaust gasket can be detected by excessive noise from the exhaust, and by white burn marks around the manifold flange. It is attached to the top of the engine by an intake manifold gasket (or gaskets) that is made of plastic and rubber. 8 is known for the intake manifold going bad. 8 liter V6 engine is prone to developing exhaust manifold problems due to cracks, failed gaskets, and loose or broken bolts. 5:33. Some of the symptoms of a nearly clogged PCV include a rough idling engine, loss of power, oil burning, an oily air filter, decreased mpg, or blown seals. I had milky oil and decided to replace lower intake manifold gaskets as that is the most common failure point. Mi. It is very distinct looking, but it looks like you checked that already. On the final pass torque to 89Lb in. Carburetor Troubleshooting Guide. Most experts agree that the problem stems from GM's "DexCool" coolant, which reacts with the intake manifold gasket, causing it to leak coolant. The leak occurs when a composite plastic gasket fails from corrosion caused by engine coolant. If no leak are found the next step is to replace the spark plugs. The author is not responsible for any losses incurred as a result of the use of this information. are vital parts of an engine. That is why virtually every NHRA Drag Racing and NASCAR Cup team, as well as a majority of professional engine builders and service technicians, choose Fel-Pro Pro-tip for laying the intake down onto the block: Cut down some bolts which use the same threads as the intake manifold to use as locating studs. this is a common known issue with the v6 engines,unforunately it's a gm screwup as usual,the reason it leaks is either the gasket is poor or the intake made of aluminum has warped. Series 1 gaskets tend to last much longer than Series 2 gaskets, and the transition year between these two engines were within one year of the introduction of DEX. you can use a chemical tester called BLOCK CHECK . From your symptoms I have to say the coolant is very low due to air being in the system. Lack of maintenance was blamed for the head and intake needing to be replaced. 97-05 Lower Intake Gasket Set 3800 V-6 $ 42. (1) LIM GASKET OR OPEN PCV VALVE. This symptom can be caused by the head gasket allowing coolant into the combustion cylinders. It seals the cylinder head (which houses the engine valves) to the engine block (which houses the A non supercharged 2002 3800 has the plastic intake manifold issue. it is quite possible that you are leaking coolant due to a bad lower intake manifold gasket. it is going to go into the cylinder. Requests for reimbursement may include parts, labor, fees and taxes. Intake manifold leaks aren't extremely common, but they do happen. Common Symptoms Of A BAD EGR Valve This is not the most definitive list on the subject, but does cover the majority of symptoms I've seen on this type of EGR valve setup: EGR valve fault codes that light up the CHECK ENGINE LIGHT (CEL) on your instrument cluster. Rotted out filler neck, canister vent selenoid, purge selenoid, all related to evap leaks and malfunctions. My 1998 Buick LeSabre Custom required $1000 work on it at 64,000 miles. CTV reports that some General Motors vehicles may have a serious defect which could lead to total engine failure. 1 day off of work to fix the A metal tube routed up through the lower metal intake manifold from the Exhaust Gas Recirculation Valve burns holes in the plastic manifold it extends into, allowing coolant to be mixed into the crankcase engine oil and combustion chambers. 8L GM car or mini-van is blown or not, is to check if engine compression and/or combustion gases are escaping thru' the cooling system. #intake manifold gasket replacement on 2003 nissan xterra