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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for August 29, 2004
International Automotive Technicians' Network (iATN) - Members Only
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
1995 Chevrolet K1500 5.7L Starting VIN: 2GCEK19K7S
The pickup will not start, makes one click sound. I replaced the starter, the battery is charged good. Could I possibly have left something unpluged by the steering column to prevent it from starting or is there something I may have accidentally pulled loose. ...
2001 Chevrolet Monte Carlo SS 3.8L Daytime Running Lights VIN: 2G1WX15K61
Personal car here. Trying to disable the DRL. Have talked to dealership, they didn't know if they could disable it with the tech 2. Was wondering if anyone had any insight on how to disable them. It was built in Canada, and DRL are required there. Have tried p...
1991 Geo Prizm 1.6L internal VIN: 1Y1SK4569M
This car came in with the the front wheels locking up and bearing noise coming fom inside the transmission. Replaced it with a used tranny from a junk yard. new filter and trans fluid. Three days later, it gets towed in with fluid pouring out the front of it a...

Fixes & Summaries for GM
Fix/Summary Answers
1995 Buick Riviera 3.8L MIL Lamp on, NO COMMUNICATION VIN: 1G4GD22KXS
Good Morning all, The rivera is back to normal. The problem was the PCM. I checked all powers and grounds. I checked all the current applied circuits and found nothing out of the ordinary. After the install I had comm. and all is fine. No c1038 chart was locat... Trouble codes: B1038 (no uart comm.).
1991 Chevrolet Beretta 2.2L No Start, Stall, MIL Lamp on VIN: 1G1LV13G4M
Thanks to all that replied, the fix was to replace the est to ecm wire, it was shorted to voltage, .2 volts, ses lite still on ,then ran flow again and found that the by pass wire was shorted to ground, about a million ohms, almost open but not quite, replaced... Trouble codes: 42 (est not switching high or low).
1991 Chevrolet Caprice 5.0L unknown VIN: 1G1BL83E9M
Dear IATN Members Had a tremendous amount of responses, all good suggestions. I personally felt the next step should be to locate a shop that had an on the car balancer. Bob [...] provided this info via the Hunter web site. The link on the site did not wor...
1995 Chevrolet K1500 5.7L Evaporator VIN: 2GCEK19K7S
I appreciate all the responses, it was great help. I should have ask a day sooner so I could have spent 1 day instead of 2 working on it. The replies were to drop the steering column and take the dash loose to replace the evaporator. Thanks for helping me out.
1997 Pontiac Sunfire SE 2.4L Stall VIN: 1G2JB12T6V
i got 3 thoughtful replies on this one. Mike [...] both wanted to go after the crank sensor.Thank Mike for this testing method next time you have one that is suspect: remove sensor, hook up ohmmeter, hold cigarrette lighter flame to sensor-...
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