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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for April 15, 2007
International Automotive Technicians' Network (iATN) - Members Only
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Open Help Requests for GM
Help Request Answers
1997 Buick Century Limited 3.1L Door locks, and PRNDL indicator VIN: 2G4WY52M8V
Hi everyone, I have this Buick that is a Used Car Lot's car. It has an issue that is quite strange. The problem is that when you shift the transmission, the indicator on the dash will show P in park, and D in drive, but will also show D in R, P in N, P in 3, D...
2000 Buick Century Custom 3.1L power steering rack VIN: CL4831L66P
when car is moving steering to right and left are okay, when sitting still it will turn to right okay, but it will turn hard to left like if there was no power steering.
1997 Cadillac DeVille 4.6L injector pulse VIN: 1G6KD54Y9V
hello caddy techs first time seeing this one . need alittle direction on where to start . car has been sitting for about one month customer started car up and moved out to street shut it off and it would not start back up .dash mesage board flashes theft syste...
1997 Cadillac DeVille 4.6L Misfire, MIL Lamp on VIN: 1G6KD52YXV
Hello Cadillac gurus, I need some help. This car is eating my paycheck for the last week. Came in with a misfire on #6 cylinder. Did tuneup and fuel injection service, replaced fuel injector-still misfires. Replaced intake gaskets-still same misfire on #6. Swa... Trouble codes: P0300 (engine misfire detected)
1994 Chevrolet K2500 Cheyenne 6.5L Cooling Systems VIN: 2C1MS2469R
suspect cracked head or gasket.cooling system is pressurizing and pushing water out overflow.my question is there a way to tell which head is bad?may get rid of truck but want to fix first and relly dont want to pull both heads if possible. thank you
1998 Chevrolet Astro 4.3L Poor Idle Quality VIN: 1GBDM19W2W
Have this 98 Astro that is driving me nuts!!! Only code shown was a 0306. Truck was running rich. After a complete tune up- most components were original - plugs, cap, rotor, wires (all Delco, problem was still there. Ran a compression test and found #6 was sl... Trouble codes: P0306 (Cylinder 6 misfire)
2000 Chevrolet Corvette 5.7L rear seal VIN: 1G1YY32G4Y
This Corvette has what appears to be an output shaft seal leak, which leaks trans fluid from a small hole between the trans and differential. I am looking for some tips on how to tackle this job. Is it necessary to remove the trans or differential (or both a...
2003 Chevrolet Monte Carlo LS 3.4L No Start VIN: 2G1WW12E03
I have a weird one here techs, although she might be a simple fix. I stopped off at my shop today on my day off and was told one of the workers 2003 Monti Carlo won't start. A week ago her key vob would not work, however the vehicle started and ran. She did no...
1999 Oldsmobile Aurora 4.0L serp belt VIN: 1G3GR62CGX
Greeting oh wise ones, Last fall, I replaced the belt on this Aurora because of a squeaking nise. The belt looked good with same wear on both sides. All the pulleys appeared to be inline. Last week it came back with another noisey belt after 5,000 miles. I was...

Fixes & Summaries for GM
Fix/Summary Answers
1989 Chevrolet Sprint 1.0L Cuts out VIN: JG1MT2162K
Thanks to all who replied, the references to the injector harness put me right on the target. Repaired the bad connection and am still waiting for the car to quit. Once again, thanks. Trouble codes: 13 (O2 sensor circuit open or shorted).
1991 Chevrolet C1500 Cheyenne 5.7L Cab to frame bracket VIN: 1GCDC14KOM
Well, this one is fixed. I cut off the old bracket, grinded, welded, heated, bent and drilled the new bracket made out of 1/16' plate steel. Doesn't look origional from underneath, but my cab doesn't sink in the rear anymore, and no more thumping sound over ro...
1999 Chevrolet Silverado 1500 4.8L abs module VIN: 2GECEC19V4
Well Preston was right, it was a problem in the module, I took it apart and looked at the circuit board under a magnifying glass, I found one of the pins with a cold solder crack, I resolder it and check the others. put it back together and drove it 50 miles w...
2000 Chevrolet S10 2.2L No Start VIN: 1GCCS1940Y
Another fix for IATN! Thanks guys for the help. Several said ignition switch was a problem and it was half the problem. The other half was the ignition module. This one is out the door and thanks again for the guidance.
1995 GMC Jimmy SL 4.3L Hesitation, Cuts out, Stall VIN: 1GKDT13W1S
I recomended replacement of fuel pump to customer but have not yet heard back from the customer. I am very confident this will fix the problem based on the feedback in which I have received from the members who have taken time out of thier busy schedules to re...
1995 GMC K2500 Sierra SL 6.5L Stall, Misfire VIN: 1GTGK29FSE
all 6 replies were correct .a new gm pmd took care of truck. 2 used off ebay were junk.thank all for help
2001 Oldsmobile Intrigue GX 3.5L Cylinder Heads VIN: 1G3WH52H81
OK, A 3.5DOHC primer. First off, trying to pull the heads without lifting the body off of the powertrain assembly is probably a joke. The cam holding tools were definitely a must. I no longer have a good relationship with a local GM dealer, but I do have a goo...
2001 Saturn L300 3.0L Misfire VIN: 1G8JW54R11
hi guys,thanks for all of the help.the convertor checked fine-no exh. restriction.cyl leakdown checked good.sprayed carb.clnr.around intake of prob.cyl.,felt no change and saw no change in st fuel trim on scanner.decided to try coil pack even though it seemed ...
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