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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 8, 2010
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Open Help Requests for GM
Help Request Answers
1999 Buick LeSabre Limited 3.8L Poor Idle Quality, Stall VIN: K9YU111243
car was towed in they said they heard a loud pop,the plastic plantum had exploed in to many parts.we replaced plantum and gasket,when we started car it ran fine except for a air sound,took oil cap off and the valve cover was sucking vaccum through it shot prop...
1991 Cadillac Eldorado Touring 4.9L brake,turn signal,hazard VIN: B4MU615085
Hi iam not that good with electrical so any help would be great.Ibrought car into shop and was checking all the lights to see what wasnt working.Everything was working until iturned either the heaadlights or hazard switch on now the only thing working is headl...
1986 Chevrolet Corvette 5.7L 1-2 Shift VIN: 1G1YY0784G
Hello my follow Tech's I'm not a full fledged transmission guy but, I think this might be an easy repair. The transmission does not come out of first gear intermittently. Most of the time it shifts fine, every once and awhile it will not shift out of first. An...
2003 Chevrolet Impala LS 3.8L Stall VIN: 2G1WH52K63
hi i have a 03 impala 3,8 that starts and then shuts off after 4 seconds of run time.only has a history code po300 cylinder missfire.has no present code.hope someone has had this problem before and can help me. thanks jim Trouble codes: P0300
2005 Chevrolet Trailblazer LS 4.2L evaporator core VIN: 1GNDS13S35
Have a leaking evaporator...it's time to pull the dash. Is it possible to leave the console intact, pull the shift lever into low...drop the steering column just enough to pull the right side of the dash out enough to gain access or just bite the bullet and st...
2006 Chevrolet HHR LS 2.2L steering assist quitts VIN: 3GNDA13D66
i drove the car with the plastic off around the stering colomn, i wiggled wires while driving, i hit railroad tracks, the power steering did keep quiting,but the only code that would come up was u2111. the chart for that code in alldata , isn't any help at all...
2009 Chevrolet Cobalt LT 2.2L air bag
One for you Goodwrench guys. Got this '09 Cobalt that is owned by a used car lot. It was bought and repaired after being wrecked. The owner of the lot asked me to program the keys because the column had been replaced. While I was there he asked me to program t...
1994 GMC Jimmy 4.3L Poor Idle Quality, Surge, Cuts out, Misfire, MIL Lamp on VIN: 1GKDT13W9R
hi everyone,i have this jimmy with a rich condition,code 45 store,the vehicle cannot keep running at idle,has black smoke,once the rpm is raise blck smoke goes away.also idle surge.4 months ago we replaced the fuel pump,injection unit,plugs ,wires,cap,rotor,fu... Trouble codes: 45 (system too rich)
1997 Oldsmobile Silhouette 3.4L Rear lighting, Turn, running, brake, back-up VIN: 1GHDX03E8V
This van came in with rear lights inop. The high mount stop is lit with turn, hazard and brake but the rest of the rear lights do not operate and the indicators are lit with the daytime running lights. The indicators on the dash flash fast and the front lamps ...
2001 Pontiac Aztek 3.4L Windows,Locks,Body Control VIN: 3G7DB03E31
I have an indian eating my lunch.came in on hook-repo from local car lot.owner says she was using 1 gal antifreeze a day. Well intake gasket shot,head gasket blown,engine knocking.r&r engine.now is the kicker.no radio,power windows,locks,and can't take out of ...

Fixes & Summaries for GM
Fix/Summary Answers
2001 Buick Regal LS 3.8L Stall VIN: 2G4WB55K31
After several drive cycles found the maf spiking then dropping out,replaced maf. two weeks now so far, so good.
1990 Chevrolet C3500 Silverado 7.4L No Start, Stall VIN: 1GCHR33N4L
Pump wire to rear shorted at left rear spark plug guard. Customer had recently replaced plug wires. Thanks to all.
1990 Chevrolet Camaro Iroc-Z 5.0L Hesitation, Surge, Cuts out, Stall VIN: 1G1FP33F4L
Thanks for all the replies some of you said to check the TCC I dropped the pan and found the wiring hacked up for the TCC and the 4th gear switch. So we went ahead and replaced the harness, switch and solenoid. Got it all back together and had the same thing. ...
1997 Chevrolet Lumina 3.1L starting system VIN: 2G1WL52M8V
Checked harness form lock cylinder at bottom of steering column and circuit was open, when i removed lock cylinder saw broken wire, replaced lock cylinder and vehicle starts, THANKS!
2000 Chevrolet C3500 7.4L Long crank time VIN: 1GBJK34J9Y
Thanks for those that replied. Customer returned 2 weeks ago with a transmission shifting issue which was a bad TPS. Put a fuel pressure gauge on it while waiting for parts and maintained 35 psi after 2 hours, jumped right to 60 psi @ key on. This is pushing m...
2002 Chevrolet Express 1500 5.7L MIL Lamp on VIN: 1GBFG15R52
Well it helps to do a crank shaft relearn after messing with a motor! I had tried several times already but was unsucessful. Tried again this morning after several responses on that. It worked! I am still not understanding as to why the #4 and #7 was only effe... Trouble codes: P0300 (Random Misfire).
2003 Chevrolet Silverado 1500 5.3L Poor Idle Quality, Surge, Misfire VIN: 2GCEK19TX3
This one is fixed. After not coming up with anything even with my 23 generous replies, we did more research. It turns out that the oil pan was smashed when the previous shop got it from the bone yard, and a hot tip (not from iatn, unfortunately) told us to che... Trouble codes: P0300.
2010 Chevrolet Camaro SS 6.2L strut VIN: 2G1FF1EV4A
ok, piece of cake.the single center nut holds the strut to the body.there is another nut underneath,just like any other strut.no special tools or techniques.just bone top bolt instead of three.and big thanks to chris in michigan (detroit?)for the detailed proc...
1996 GMC Jimmy SLE 4.3L plenum VIN: 1GKDT13W8T
some WD 40 and a little pressure in the right place and it came off without a problem. It was stuck on the fuel body oring. thanks for all the replices
2001 Oldsmobile Alero GL 3.4L No Start VIN: 1G45C47KB5
cool, guys. thanks to all, special thanks to terry in missouri and adrian from florida who provided me the most detailed and comprehensive solution to this passkey issue. i followed your procedure and replaced the lock cylinder, did the relearn of the bcm and ...
2000 Pontiac Grand Am GT 3.4L cooling fan VIN: 1G2NW12E4Y
well I am finally rid of this car.I don't think everyone understood my exact problem with this car,probably my fault in describtion.Any way I rechecked & rechecked & caught the low speed fan not engaginging sometimes right before the high speed failed to engag...
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