Lim gasket 3800 - LIM Help Please! Jump to Latest Follow 2K views 3 replies 3 participants last post by threepointeight Feb 8, 2013. L. leroy2008 Discussion starter 3 posts · Joined 2013 Add to quote; Only show this user ...

 
I know there are some other threads on this topic, I did not want to hijack them though. I've had issues with my car not wanting to start on occasion when it was warm, or if I used the AC while it was idling. After about 2-3 years without being able to find out what the problem was, I'm pretty.... Dorothy's homes for funerals obituaries

Dunno if that's normal, but I don't think it is. I'm, going to take a straight edge to the LIM and the cylinder heads tomorrow, and by wednesday, hopefully, I'll be finished up. I'd do it in a day or so but I have to work. :icon_cry: I'm going back with the metal LIM gaskets. As for the UIM gasket, I'll stick with the basic felpro one, lol.also, i'm running my l67 throttle body for now, until i get some more money for a nortstar kit, thats an l67 tb gasket on the blower, should i match the blower gasket to the opening on the LIM? cartuning pt 61 intercooled turbo, built l67, zzp s2 heads, xp cam, dmh 2.5" electronic cutout...I've never heard of a 3800 LIM gasket leaking air. Creator. Topic Viewing 7 replies - 1 through 7 (of 7 total) Author. Replies. November 18, 2015 at 2:18 am #844776. college man. Moderator. ... I'm with you that you usually don't associate the LIM gaskets with vacuum leaks. You do associate the bad LIM's with coolant leaks though.E. enslow Discussion starter. 628 posts · Joined 2011. #1 · Jul 18, 2011. I've read many posts regarding draining and flushing the 3800 block. It seems as if the only way is to remove the front knock sensor unless I'm prepared to do it by the tradional flush method. I looked underneath and what I think is a knock sensor is above a subframe ...Found this general information on a 3800 info site: An intermittent chuggle or hesitation that can be felt during light acceleration or while cruising at highway speeds with no Check Engine light or no fault codes set may be caused by intermittent operation of the automatic transmission torque converter clutch (TCC).I remember how inconsistant the LIM was when placing gaskets along the ports..some had what "looked" like 1/2 inch of casting/metal blocking the flow!I may be new here but keep us informed how it comes out! ... A forum community dedicated to all General Motors makes and models owners and enthusiasts running the 3800 series engine. Come join the ...For Sale FOR SALE 1990 Buick Lesabre Limited sedan 3800 V-6 80,000 miles. Hey All, selling my 1990 Buick Lesabre Limited. It has 80,000 miles. 2nd owner. ... so i bought this knowing it probably needed a lim gasket at the very least. this was about 2 years ago. over that time i found the coolant elbow had broken off inside LIM. so i replaced ...If your LIM gaskets are nylon, change them anyway. This is what my LIM gaskets looked like, and they weren't leaking yet. ... A forum community dedicated to all General Motors makes and models owners and enthusiasts running the 3800 series engine. Come join the discussion about performance, modifications, classifieds, troubleshooting, …Jun 3, 2011 · How to: Remove a 3800 Series II motor - V6 F-Body.com ... If I know the size of it then I can get the Felpro 2nd design LIM gasket kit, instead of paying like 20 more ... Ok, so I'm having a mini meet to help change my LIM Gaskets, and my valve covers are leaking, so that needs to be done ... Login Register: FAQ Search: It is currently Wed Oct 11, 2023 12:19 am: View unanswered posts ...LIM gaskets, most of the 3.8L cars out there have bad original gaskets. Replacing with the same black plastic seems to yield the same results, more bad gaskets. GM changed the design and came out with an aluminum gasket for the LIM's and those seem to be well made and don't deform and fail like the plastic ones do.Looking at the lower left area of the below pic, there is a silverish appearance to the gasket. Not ... Login Register: FAQ Search: It is currently Sat Mar 30, 2024 2:19 am: View unanswered posts | View active topics. Portal » Board index » Mechanical and Maintenance (no chat or performance) » 2000-2005 (other than GXP)99 Pontiac GTP 3800 series II- Would a LIM gasket leak or problem with the LIM throw a EGR code??? By Anonymous (not verified) 22 / Feb / 2014 . So a month ago there was very small leak..which turned out to be a very big leak, couldnt find the actually leak since it was such a mess so shampooed it. Had some feelings it was the LIM gasket ...Gaskets & Adhesives. Gauges & Gauge Pods. Ignition. Intercooling. Pulleys & Belts. Stage Kits Supercharger Parts & Kits. Suspension. Transmission & Drivetrain ... ZZP 3800 M90 Blower Dress Up Kit. $59.99 $59.99. Quick shop. Rebuilt M90 Snout. from $200.00 from $200.00. Quick shop. M90 Block Off Plate. $49.99 $49.99. Quick shop.Hi all. I recently did a valve gasket swap on my wifes 2001 Regal GS. Got it all buttoned up today, and it won't run. It will start, and go for a couple... in this thread in this sub-forum in the entire site. ... Car won't run after LIM change. Jump to Latest Follow 1 - 10 of 10 Posts ...Post subject: 3800 Series II: seized up with coolant in the oil. Posted: Mon Nov 21, 2011 4:20 pm . LE Member: Joined: Sat Nov 19, 2011 5:52 pm Posts: 1 ... I am hoping that I just need to replace the UIM and the LIM gasket, but is there anything else that could be wrong with it based on how it seized up? If I replace the oil and it starts up ...First timer replacing LIM gaskets (2002 Buick Lesabre) ... A forum community dedicated to all General Motors makes and models owners and enthusiasts running the 3800 series engine. Come join the discussion about performance, modifications, classifieds, troubleshooting, builds, tunes, superchargers, maintenance, and more!LIM gasket replacement. Tags lim gaskets lower intake manifold uim upper intake. Jump to Latest Follow 2K views 3 replies 3 participants last post by Tommy ...GM 3800 Service Tips, Techniques, and Advice. ·. October 29, 2015 ·. Naturally Aspirated 3800 Series 2 Transverse mount engines. Changing the Lower Intake Manifold (LIM) gaskets and Upper Intake Manifold (UIM) This is a post for advanced DIYers for C- G-, H- and W-body cars. Do your own research.24 posts · Joined 2009. #1 · Feb 16, 2010. I have a 98 Old w/3800. I replaced the upper plenum at 39k miles due to the upper plenum leaking coolant into the LIM. Now at 139,00k it's leaking coolant again. I pulled the lower plenum and am changing the gaskets, cleaned the LIM. the mating faces on the LIM and head aren't pitted or …Clean the holes in which the bolts go in with Q-tips and Q-tips with solvent on them (e.g., brake clean). 6. Clean the valve rocker arm cover bolts of all thread locking adhesive. VALVE COVER INSTALLATION. 1. If re-installing the old cover, clean the valve cover and the groove in which the gasket sits. 2.im about to change intake gaskets on my 2000 lesabre and have read some people just change the upper intake with a new one that has the metal sleeve in it is that necessary mine is leaking external at the moment car has 130000 on it plan on keeping it for a while ...Genting Berhad is a prominent Malaysian conglomerate that has played a significant role in the development of Malaysia’s tourism industry. Genting Berhad was established in 1965 by...Posted May 24, 2015. I came across an issue recently which has left me with some questions. My friend has a 2001 Impala 3800. We replaced the motor when he got it and replaced many gaskets including from the LIM up. This was a handful of years ago and used plastic gaskets. I later did another LIM gasket job on a 97 LeSabre when my mother bought ...2004 Buick Lesabre 3800 SII L36 engine. Did upper and lower intake manifold gaskets with the aluminum frame lower gaskets and upgraded upper manifold at 50k miles. Did as precaution because the upper manifold was leaking oil and previous owner never changed the coolant.More LIM gasket questions When you look up the GM gaskets, they list different part numbers for supercharged & NA engines. ... A forum community dedicated to all General Motors makes and models owners and enthusiasts running the 3800 series engine. Come join the discussion about performance, modifications, classifieds, …In the fast-paced world of laboratory management, efficiency and accuracy are crucial. Laboratory Information Management Systems (LIMS) have revolutionized the way laboratories ope...Aluminum framed LIM gaskets fix the other common coolant leaks. -Larry 97, 99 Lesabre- everyday kiddie-tranport mobiles ... Have a cast aluminum upper 3800 intake # 24505489 and lower intake # 24505831 and wantedswap and use them on a 96 3800 with the plastic intake manifold. Sorry , not cast iron. Save Share.First, one group of corrosion inhibitors (2-ethylhexanoate and ethylhexanoic acid) soften many plastics such as nylon-66 and silicone rubber. Nylon-66 was used as the carrier in lower intake manifold (LIM) gaskets up to and including the 1999 model year cars. (The actual seals for the coolant and air intake passages are formed on top of the ...Post subject: LIM Gasket and coolant elbow replacement - (pics on post 14) Posted: Thu Dec 06, 2012 4:35 pm . Certified Bonneville Nut: Joined: Thu May 22, 2008 12:27 am Posts: 5095 Location: Oklahoma City, OK Year and Trim: ...That would explain coolant in your oil. I wouldnt drive this thing until its fixed. so order a new upper intake manifold gasket, new valve cover gaskets, new fuel injector o-rings. Drain coolant/flush system and refill with new. When you finish installing all the gaskets and have everything together, drain the oil, and refill with new.Diagnostic Tech. regarding 3.8l, blue locktite. Must use wire wheel to clean threads, not torque to yeild if not torqued too strong. If not sure, use new bolts. A must in this procedure, use grey silicone called "the right stuff" sets in a new york second. Have a old thread where you see where I put it.Tim King said: Torque spec are. LIM 11 ft lbs. S/C 17ft lbs. If using stock head bolts 37 ft lbs + 120degrees. If using ARP head studs use teflon sealant on the stud where it goes into the block and torque to 10 ft lbs and then use moly lube on the upper threads. I use 35, 55, 75, 80 in a in stock sequence like below.Gm manifold intake leak coolant series causing v6 ii hydro lock 3800 gm intake manifold gasket lower v6 buick gaskets lim oil techniques advice tips service Gm oe 89017825 lower aluminum intake manifold gasket set 3800 3.8l 1997. Lower Dorman Intake Manifold Gasket Set fits Buick LeSabre 1997-2005I ordered the gaskets and updated intake manifold from a popular 3800 performance parts company. O. Oil Changer. Joined Aug 28, 2006 Messages 2,318. Jul 4, 2015 #3 Don't fix what ain't broke. ... Switch the plenum and LIM gaskets to the updated parts. Switch the plastic coolant elbows for aluminum , swap in GO5 and its good till the body falls ...The gasket under the metal LIM can deteriorate if DexCool was allowed to deteriorate or age in the car. Typically it should be changed at 3 years and 36000 miles longest. Many posters recommend the GM replacement for LIM gasket which has an aluminum grid rather than the plain seals. Why did the mechanic suggest changing the LIM gasket?Anatomy of a Lower Intake Manifold (LIM) gasket fail: causes and symptoms. 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. This post discusses the causes and symptoms of a LIM failure.GM 3800 Service Tips, Techniques, and Advice. ·. October 29, 2015 ·. Naturally Aspirated 3800 Series 2 Transverse mount engines. Changing the Lower Intake Manifold (LIM) gaskets and Upper Intake Manifold (UIM) This is a post for advanced DIYers for C- G-, H- and W-body cars. Do your own research.3800 Series III Lower Intake Manifold Gasket DIY - YouTube. Cole Does Things. 67 subscribers. Subscribed. 269. 24K views 3 years ago. DIY video on how to …Anatomy of a Lower Intake Manifold (LIM) gasket fail: causes and symptoms The most common failures of the 3800 engine are spark plugs, wires, MAF...View topic - 3800 LIM Gasket Replacement DIY (Picture Step by Step Guide) Change Upper Intake Manifold & Lower Intake Manifold gaskets : Engine those are the main write ups i used. ... Its an excellent article on the GM 3800 problems and the new materials used in the UIM and UIM/LIM Gaskets from various mfgs. Intake Manifold GasketsFor Sale FOR SALE 1990 Buick Lesabre Limited sedan 3800 V-6 80,000 miles. Hey All, selling my 1990 Buick Lesabre Limited. It has 80,000 miles. 2nd owner. ... so i bought this knowing it probably needed a lim gasket at the very least. this was about 2 years ago. over that time i found the coolant elbow had broken off inside LIM. so i replaced ...The 3800 simply does not kill head gaskets. If you are losing coolant, get the UIM and LIM gasket issues addressed, and flush coolant. If you are not losing coolant, you can probably still stand a coolant flush, but if it's not overheating, or exhibiting any other symptoms of a head gasket failure, don't worry about it.Swap the upper plenum for an aftermarket one with a new reduced diameter EGR chimney and use the GM aluminum frame gaskets. The since 08 or so gaskets have been bulletproof. Swap the coolant elbows to the LIM with the new aftermarket aluminum ones. Switch over to GO5 or John Deere Coolguard II and it will live forever.Im gonna have to do my LIM gasket on my 97 grand prix with the 3100 soon. However,after checking around at the local parts stores,autozone and advance sell the fel pro kits. That being said,theres 2 versions of thier kits..the cheaper one is 50 bucks but their more expensive kit is 85 bucks.The 8...Uber is at it again with a promotional on-demand delivery service. By clicking "TRY IT", I agree to receive newsletters and promotions from Money and its partners. I agree to Money...Need tech advice w/ 3800 II U&LIM gaskets. Discussion in 'The Bench' started by Poppaluv, Oct 27, 2009. Poppaluv I CALL WINNERS!!! Arggg. This has to be one of the few things wrong with these engines!!! ... Anyways, this is the only "real" way to check for a blown head gasket. Or you could buy a BIG can of Bars Leaks... ray: Good luck. Robert ...It has a 3800 series 2 in it. I am trying to change the LIM gasket, but cant seem to get it out. It seems like all... in this thread in this sub-forum in the entire site. ... LIM Removal..... 829 Views 5 Replies 2 Participants Last post by eloriejr01, Dec 15, 2010 Jump to Latest E.Head gasket repair can be an expensive, but necessary repair for your vehicle. Knowing the average cost of a head gasket repair can help you budget and plan for this important main...Need tech advice w/ 3800 II U&LIM gaskets. Discussion in 'The Bench' started by Poppaluv, Oct 27, 2009. Poppaluv I CALL WINNERS!!! Arggg. This has to be one of the few things wrong with these engines!!! ... Anyways, this is the only "real" way to check for a blown head gasket. Or you could buy a BIG can of Bars Leaks... ray: Good luck. Robert ...1xARP Head Studs for the 3800. Option 1:standard 6 point nuts. Option 2:add teflon tape. 1xCam thrust plate bolts. 1xCamshaft bolt. 1xCrankshaft bolt. 1xOil pump kit with machined pump cover. 1xMagnetic Drain plug. 1xAutolite Spark Plugs Model:AR103 Racing.Nov 30, 2010. #1. I'm getting ready for an UIM & LIM gasket replacement on my 1999 3800 SII. I am going to be acquiring the GM aluminum framed gasket pair @ $65 (dealer), but find myself wondering about all of the others that are shown in the PermaDryPlus kit at iNeedParts.com. The sellers aren't inclined to sell those items separately - and I ...2000 L67 LIM gasket? 755 Views 2 Replies 3 Participants Last post by taztassio, May 21, 2009. T. twinrotor Discussion Starter ...LIM Gaskets. 1113 Views 5 Replies 5 Participants Last post by SleeperGT, Dec 18, 2010 Jump to Latest B. blh72 Discussion starter ...I guess if it consumes coolant then it will eventually overheat. John Welsh Mod Squad. 10/26/18 10:02 a.m. If it is a 3800 and it is coolant, it is the plastic elbow. The way it sprays out and gets things wet it will look much like head gasket seepage. Instead of $4 for another plastic, pay the $8 for the improved metal version!!!I read about a recurring problem somewhere with a LMI or LIM gasket/seal causing this - is anyone familiar with this? will probably have a garage do the work - would like to know what to expect tho beforehand and not get ripped off. I have a 96 3800 V6 Bonneville, they are notorious for the upper & lower plastic intake gaskets going out ...2001 Grand Am GT lower intake manifold leak(LIM) Thread starter mike7139; Start date ...GM series II 3800 questions 95 vin code K series II 3800 new question below thanks . Save Share. Like. Sort by Oldest first ... hope to at least set the heads and LIM on tomorrow since new gasket sets and new bolts and everything came with the car yesterday,. i cleaned the cylinders and valley today it was reall dirty carbon bad, and not good ...its a pretty straight forward gasket replacement. Drain the coolant. Remove the fuel Rails. remove the Supercharger ( leave the TB on) remove the Lower intake. wipe up any coolant in the block. flush some oil down the valley of the motor. and then reinstall.(high sodium-slight potassium elevation) This evening, I tore down the upper I/M and retorqued the LIM. Bolts 1-2-3-4 all were under torqued. I had checked to see that all bolts were at 11 ft lbs and discovered those were loose. They were then torqed to 11ft lbs. '99 LSS 3800 Series II L36 Is this acceptable or is the LIM gaskets toast now?10,391. Location. Illinois. Apr 16, 2013. #2. The 3800 is pretty much a bulletproof engine, once the intake gaskets are addressed. I've seen many examples with 250,000-300,000 miles on them. Around here, insurance agents and adjusters loved LeSabres and Park Avenues with the 3800 engine. They'd just pile the miles on them.Gaskets & Adhesives. Gauges & Gauge Pods. Ignition. Intercooling. Pulleys & Belts. Stage Kits Supercharger Parts & Kits. Suspension. Transmission & Drivetrain ... ZZP 3800 M90 Blower Dress Up Kit. $59.99 $59.99. Quick shop. Rebuilt M90 Snout. from $200.00 from $200.00. Quick shop. M90 Block Off Plate. $49.99 $49.99. Quick shop.3800 v6 3.8 gm series ii intake manifold coolant leak causing hydro. Intake manifold lifter gm gasket 8l lower l67 replacementLower intake manifold (lim) gasket / lifter replacement on gm 3800 l67 Intake manifold gasket gm impala prix plenum3800 l36 lower l26 supercharged ported.LIM specs have been revised over the years as the gaskets have changed. Plastic gasket w/o metal sleeves was 11 ft lbs Plastic gasket with metal sleeves was 13 ft lbs Metal gasket, I have used 15 ft lbs about 100 times successfully ... Everything else doesnt matter on a 3800, snug em down and go. The specs are so low anyway, why waste my time ...Before I changed my UIM and LIM gaskets, there was oil between the fuel injectors on the LIM in those little valleys. ... A forum community dedicated to all General Motors makes and models owners and enthusiasts running the 3800 series engine. Come join the discussion about performance, modifications, classifieds, troubleshooting, builds, tunes ...Oct 12, 2011 · Replacing UIM, UIM Gasket, and LIM Gasket. Jump to Latest Follow ... 2001 Grand Am GT lower intake manifold leak(LIM) Thread starter mike7139; Start date ...Sep 4, 2011 · Bad Manifold Gasket??? Jump to Latest Follow 4K views 11 replies 3 participants last post by enslow Sep 11, 2011 No start - after Intake Gasket replacement. I dragged home a 99 Grand Prix with a 3800, the car has 20010 miles on it. Cylinder #1 was hydro locked so I replaced the upeer and lower intake gaskets, along with the coolant bypass elbow. After installing everything including new spark plugs the car will not start.GM series II 3800 questions 95 vin code K series II 3800 new question below thanks . Save Share. Like. Sort by Oldest first ... hope to at least set the heads and LIM on tomorrow since new gasket sets and new bolts and everything came with the car yesterday,. i cleaned the cylinders and valley today it was reall dirty carbon bad, and not good ...Flanges and fittings make maintenance of pipeline systems easier by connecting pieces of pipe with various types of valves and equipment, according to Hard Hat Engineer. Three part...However, there does seem to be a relationship between 2EHA and the nylon-66 in the LIM gaskets. -Larry ... A forum community dedicated to all General Motors makes and models owners and enthusiasts running the 3800 series engine. Come join the discussion about performance, modifications, classifieds, troubleshooting, builds, tunes, superchargers ...3800 Torque specs. The first most complete 3800 torque spec guide on the net. Camshaft Bolt: 74 ft/lbs + 90 degrees angle torque Camshaft thrust plate: 132 in/lbs (T30 torx) Front cover bolts: 15 ft/lbs + 40 degrees angle torque Oil pan bolts: 125 in/lbs.GEN III ok on L32 LIM? Jump to Latest Follow 1K views 3 replies 3 participants last post by GoldmemberBonneville Oct 25, 2006. GoldmemberBonneville Discussion starter 484 posts ...Dark Mode; Light Mode; menu Log inI have a video recorded of someone changing it step by step, but they don't include all the gaskets and stuff you'll need. LIM Gasket 2x Coolant Elbows Supercharger Gasket (?) I know you need the tube of stuff for the LIM gasket too, whatever it's called. Anything else? Should I get Felpro gaskets, or should I grab the LIM gasket on ZZP?It could be the radiator cap, it could be you're about to have a major problem on your hands. And, the pressure test can be done by any garage in an hour. The oil analysis takes a bit longer. By the time the oil analysis comes back, the lower intake manifold gaskets could have already failed.Joined: Thu May 22, 2008 11:14 pm Posts: 3351 Location: Racine, Wisconsin Year and Trim: 97.2 40th SLE 68 w/400 94 SSEiAnd Gasket Cement for the O-rings/Seals. Degreaser, soak the removed bolt and parts, and to clean everything when removed. Sanding block and fine sandpaper, to clean the LIM face's, and the Head Intake Face's. Compressor, to blow the waste away from the head intake faces. Rags/Cloths to cover the valley, when cleaning up the Head Intake Faces.Passenger Car Motor Oil (PCMO) - Gasoline Vehicles ...Gaskets & Adhesives. Gauges & Gauge Pods. Ignition. Intercooling. Pulleys & Belts. Stage Kits Supercharger Parts & Kits. Suspension. Transmission & Drivetrain ... ZZP 3800 M90 Blower Dress Up Kit. $59.99 $59.99. Quick shop. Rebuilt M90 Snout. from $200.00 from $200.00. Quick shop. M90 Block Off Plate. $49.99 $49.99. Quick shop.

You probably won't need penetrant, but get some just in case. Fuck PB Blaster, order a can of Kano Aero Kroil. I haven't done a 3100 in a bit, but I'm positive the 3800 switches from metric to SAE when you hit the LIM. Get new lower o-rings for your injectors and use vaseline to re-seat them. Order your gaskets from GMPartsDirect.. Largest sleeper cab

lim gasket 3800

The head gasket is a piece of plastic that forms a seal between a vehicle’s engine and head. It prevents coolant and oil from mixing as it enters the engine. If you notice signs of...This video shows the steps I did to replace the upper intake manifold (air plenum) on my 2001 Monte Carlo SS 3.8L 3800 Series II engine. The replacement was...Safely Modding Your 3800. For Dummies. digitaloutsider - W-body.com - April 18, 2017. Overview: This guide is intended for 3800 (particularly the Supercharged Series II [L67] and Series III [L32]) owners who are new to modifying their car for performance. This document is not intended to be an all-encompassing how-to for running 11's.Mar 4, 2010 · its a pretty straight forward gasket replacement. Drain the coolant. Remove the fuel Rails. remove the Supercharger ( leave the TB on) remove the Lower intake. wipe up any coolant in the block. flush some oil down the valley of the motor. and then reinstall. I'm getting geared up to change out my LIM gasket. I called around and it seems that there were two options: the nylon gasket that ... Login Register: FAQ Search: It is currently Sat Feb 24, 2024 6:13 am: View unanswered posts | View active topics.Dark Mode; Light Mode; menu Log inThe UIM gasket falling apart is nothing unusual when removing the OE gasket from a RWD 3800 for the first time, it's just cracking because half of it is sticking to the UIM and half to the LIM. Those LIM gaskets don't look too bad visually but small leaks on the LIM is noticeable... to me anyway.Re: Question about changing Lower Intake man Gasket on 2000 Chevy C3500, 7.4 liter en I have done aluminum LIM gaskets on at least 7 different 3800's, I know what you're going through. It is my understanding that no one ever got around to doing an all-aluminum upgrade for the 7.4L.It's a 97 park avenue, basic, with a 3800 series 2 engine. I believe around the 75,000 mile mark (I'll have to double check to be sure, but it's something close to that.) ... At least you have the LIM gasket done, so the UIM shouldn't take too long. Cleaning all those LIM gasket surfaces was sure a pain! If you can, get a thread chaser to clean ...UIM & LIM gasket replacement now no start. Jump to Latest Follow 1 - 13 of 13 Posts ...LIM gasket? Jump to Latest Follow 717 views 3 replies 2 participants last post by BillBoost37 May 7, 2009. B. billberry12 Discussion starter 5 posts ...I'd more bet the LIM gaskets leaking at the "front" of the motor all over the timing chain cover. RwP. 335K miles on original motor and tranny (only motor work 2 x LIM replacement), Monroe SensaTrac struts front and back (new at approx. 300K miles), and Alero discs in back. LS fogs added with custom wiring.I have a 2001 gtp. I was driving last night and the engine light came on, followed by severe miss fire, tons of white smoke and the exhaust and engine bay smells like fresh fuel. Codes were po204 and po304 if I remember correctly "injector 4 circuit open" and miss fire cyl 4. There is no...If your lower intake manifold gasket is the old nylon 6-6 I'd suggest replacing the LIM gasket while you are at it. ... A forum community dedicated to all General Motors makes and models owners and enthusiasts running the 3800 series engine. Come join the discussion about performance, modifications, classifieds, troubleshooting, builds, tunes ...Replacing UIM, UIM Gasket, and LIM Gasket. Jump to Latest Follow ...Upgrade offers rewards checking, high-yield savings, credit cards, and personal loans. Learn more in our Upgrade review. The College Investor Student Loans, Investing, Building Wea...The early 3800 motors did have issues with the lower intake manifolds,but odds are if the car's lasted this long the repair was likely performed already.Even if it isn't,changing the LIM gasket isn't a Mortal Kombat death job; time consuming but doable within a weekend ..

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