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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for May 29, 2006
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Open Help Requests for GM
Help Request Answers
1996 Chevrolet Lumina 3.1L Surge, Cuts out, Misfire VIN: 2G1WL52M4T
Hey fellows Techs,This is my own car so you know it will be a strange one.Car was running fine ,stopped for gas and when I started it back up it had a ticking/light knocking noise in the upper part of the engine and missfiring badly. Checked codes and got p030... Trouble codes: P0301, P0300
1997 Chevrolet Lumina 3.1L Surge, Cuts out, Stall, Misfire VIN: 2G1WL52M5V
runs fine cold,hot it will surge,cut out,stall,miss,the fuel pressure does't drop,good fuel volume,when it stalls it will restart anywhere from 1 to 3 minutes.then it will do it again in 1 to 5 minutes. on the scanner i do not see anything dropping out,all rea...
1994 Saturn SL1 1.9L troubled codes VIN: 1G8ZH5593R
Went to pick up my high maintenance 16 year old daughter from a friends house, (yes its my pos) and the check engine light came on and it started shifting improperly. The whole way home 12 miles at 30 mph, it was in limp mode. When I got home disconnected the ...
2002 Saturn SL2 1.9L alarm system VIN: 1G8ZJ52752
we have limited accessibility and information to the alarm system, customer complaint was car alarm goes off in middle of night, has to disconnect the battery to disable, cannot disable with remote. previous was going off every night, i installed a new trunk l...

Fixes & Summaries for GM
Fix/Summary Answers
1991 Cadillac DeVille 4.9L Misfire VIN: 1G6CD53BXM
Found broken injector wire from main harness underneath dash/firewall. Thanks to all for the advise and suggestions. Joe
2000 Chevrolet Metro 1.0L Air Cond VIN: 2C1MR2260Y
Thanks for all your great help. I replaced the Expansion valve located in the evap case. It's blowing cold now to 40 degrees. You guys rock!!
2002 Chevrolet Tahoe LS 5.3L front axles VIN: 1GNEK13Z22
The side gears were wiped out on this unit. Replaced all gears and bearings all is well, thanks for all the replies.
2004 Chevrolet Impala 3.4L Cylinder & Key Assembly VIN: 2G1WF52E64
Thanks to those who responded. The cylinder and key assembly was the problem. But because I could not turn the key to remove it I had to replace the ignition switch also. A few things I learned while working on this were. The only two things I can see that wil...
1983 GMC Suburban K1500 5.7L Waterpump/crank
Fixing a family member's vehicle in the driveway is not something I would reccomend to anyone who has worked in a well stocked full blown shop before. What a pain in the *^(#$*( I would have posted sooner but I ran into a lot of problems. The main problem wi...
2002 GMC Sierra 1500 SL 4.3L pinion VIN: 1GTEC14W52
thenks to all who replied. I replaced the ring and pinion. and all brgs. Thanks to you I was able to set preloads and back lash. Thanks again
1989 Oldsmobile Cutlass Calais 3.3L Stall, Sputters VIN: 1G3NF51N0K
Thanks to all for their advice. E-mails included stuck tcc solenoid, iac problem, vacuum modulator valve in trans, dirty throttle body and poor grounds near the battery. Having checked most of these items, I had cleaned the injectors and put some upper cylinde...
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