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Professional Automotive Repair Technical Discussions for July 24, 2009 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2003 Buick Century Custom 3.1L instrument cluster VIN: 2G4WS52J23 Car towed in for no start. Turn key on and off several times. Sometimes turns over, sometimes nothing. Scanned for codes got tps out of specs. Can hold down gas pedal a little and car sometimes starts. When it does'nt start you get nothing at all. Even when it... |
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| 2004 Buick Rendezvous CX 3.4L 4th gear Flair/Slip VIN: 3G5DA03E04 I'm not sure if this vehicle had a 4th gear flair/slip prior to working on it, of course the customer will say no. The vehicle had come in because the vehicle would not start in park @ times, and continued to get worse with time. Complaint of door locks not op... |
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| 1991 Cadillac DeVille 4.9L water leak VIN: 1G6CD5384M Help caddy techs,have a deville in the shop we replaced a water pump on for bearing failure.After repairs we have a new leak between waterpump backin plate and hose piece that goes to lower radiator.Ordered a new timing chain cover gasket set but dont see anyt... |
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| 1996 Cadillac Eldorado 4.6L engine VIN: 1G6EL12YY0 ok heres a headache. car came in with oil leaks at case halfs. removed and reinstalled. everything working normal all day . ran to temp. charged a/c. test drove 10 miles. brought back in the verify all leaks corrected. found minor residue of oil by oil filter ... |
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| 1988 Chevrolet llv mail 2.5L No Start VIN: 1GBBS10E9J the first start of the day it just cranks with poor injector spray pattern.if you spray a shot of carb cleaner into its mouth it starts and runs great.on restart the same thing-very long crank poor spray the pump and filter were changed-has 10-14 psi.complete ... |
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| 1998 Chevrolet C3500 Cheyenne 6.5L Poor Idle Quality, MIL Lamp on VIN: 1GCHC33FXW Hello guys! First time user, so be gentle. I have a chevy diesel with high idle, and seems like a miss. came in with check engine light on. cleared codes and p1214 comes back on right away. went through procedures and thought i have a bad crank sensor so i rep... Trouble codes: P1214, P1218 |
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| 2004 Chevrolet Silverado 2500 6.0L Starting VIN: 1GCHK29U04 This truck was towed in as a no start the customer said he turned it off went to start and hour later and it wouldn't start he tryed to jump it it didn't help. First thing I noticed it had real bad draw on the battery and if you jumper wire the starter relay i... |
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| 2005 Chevrolet Trailblazer LS 4.2L No Start VIN: 1GNDT13S15 no start got 52 to 57 lbs fuel pressure good spark from coil to plug will run if you spray carb cleaner into throttle bore. no codes i did change cam sensor anti theft light not flashing good cranking voltage nearly new batt. Trouble codes: N0NE |
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| 2000 GMC Jimmy Diamond Edition 4.3L sdm module VIN: 1GKDT13W8Y air bag light flashes 7 times and stays on.codes were b1001,b1000.replaced sdm and reprogramed bcm and vtd.all was good.after a few days light came back with B1000 internal fault?this sdm was new.ohm tested ckts from sdm connector,have power and ground and com... |
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| 2003 GMC Yukon XL 1500 Denali 6.0L Electronic VIN: 1GKFK66U13 has code B0414 temp control feedback range problem. blows warm air. if you press the a/c button then the compressor goes off and blows warmer air, rear ac system works fine. I have a tech 2 but don't understand the data. Which one is blend door motor and what ... |
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| 1999 Oldsmobile 88 Royale 3.8L No Start VIN: 1G3HN52K9X Hi all, been a while since I’ve written, but I have a tough one in the shop This Olds cranks but no start. Fuel pressure is OK, spark was questionable so I switched the ign. module and now looks good. Injectors are triggering and the plugs are getting gas fou... |
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| 1994 Pontiac Bonneville SE 3.8L cooling fans VIN: 1G2HX52L1R Hi Everyone Issue both cooling fans constantly running Car was in for maintenance. Notice the cooling fans seemed to be running more than they should. (all ways on as it turns out) No MIL but hooked the scanner just to see what it tells me. A code for IAT P0... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1980 Cadillac DeVille 6.0L Starting VIN: 6D476A9133 AFTER REPLACING FLYWHEEL AND STARTER SOUND GREAT. THE PROBLEM ENDED UP BEING THE STARTER WAS DEFECTIVE. BENDIX DRIVE WAS HANGING UP. OLD STARTER WAS NOISY TO MAYBE DAMAGED FROM FLYWHEEL. THE NEW STARTER WORKS GREAT AND DIDN'T NEED ANY SHIMS. THANKS FOR AL [...] THE... |
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| 1989 Chevrolet Corvette 5.7L Poor Idle Quality, Hesitation, Cuts out, Stall VIN: 1G1YY2180K Thanks for all the reply. Found out that 3 injectors were bad. Install all 8 news Delco Injectors. It runs great. Thanks for all the help.. |
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| 1994 Chevrolet Cavalier RS 3.1L top VIN: 1GFJF34T0R thanks for all the help, I used jack oil and it works fine thanks again |
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| 1996 Chevrolet C1500 Cheyenne 5.7L Misfire, MIL Lamp on VIN: 2GCEC19R4T THIS ONE IS FIXED. AFTER REPLACING #3 AND #6 INJECTORS, HAD NO PULSE ON #3 INJECTOR. REPLACED VCM. NOW HAD PULSE, HOWEVER #1 AMD #8 INJECTORS SUDDENLY STAYING OPEN DUMPING FUEL INTO EXHAUST. WARRANTEED DEFECTIVE VCM AND ALL PROBLEMS CURED. CLEANED SPARK PLUG... Trouble codes: P0303, P0137. |
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| 1998 Chevrolet Monte Carlo LS 3.1L starter VIN: 2G1WW12M6W We could not find the direct cause for this problem. We installed a 10 amp fuse which in return seems to have solved the blowing fuse issue. |
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| 2002 Chevrolet Impala 3.4L Misfire, MIL Lamp on VIN: 2G1WF55E62 The lower intake had a cracked intake runner. We replaced the lower intake manifold and now the car runs fine. No more misfires. Thanks for all the help Trouble codes: P0300 (misfire), P0303 (misfire). |
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| 2006 Chevrolet Tahoe Z71 5.3L MIL Lamp on VIN: 1GNEC13Z16 checked solenoid with noid light,found not switching.supplied my own ground and it would switch.followed everyones advice,replaced and programmed pcm and fixed problem. thanks guys for all the help Trouble codes: 449 (evap control solenoid), 443 (evap control). |
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