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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for November 27, 2004
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Open Help Requests for GM
Help Request Answers
1993 Cadillac Eldorado 4.9L Misfire VIN: 1G6EL12B9P
though i had this one fixed, but it came back with the same complaint as befor. misfire cold only the first two to three min. now i have narrowed it down to an brake electrical system fault. when this car first came in we were sure it was ignition related, so ...
1998 Chevrolet Venture 3.4L heater VIN: 1G6AW69Y4D
This person is the second owner of the vehicle. First time he tried to use the heater it would give little heat. Took it back to Chev. dealer who sold it to him and they replaced the thermostat and checked over the heater saying they could find no problem. Sti...
2001 Chevrolet Lumina 3.1L Cuts out VIN: 2G1WL52J11
Fellowtechs: This car has been acting up for as long as the customer has owned the car; around 2 years and 20K miles. It will cut out for a split second (a quick jerk) randomly-but never long enough to make the car lose speed or stall. Its NOT misfiring-its cu...
1994 GMC K2500 Sierra SL 6.5L Poor Idle Quality, Stall VIN: 1GTGK24F7R
Hi everyone; This 6.5 starts poorly when cold. First we went through the glowplugs and found one bad one. That didn't help. I then hooked up the scanner and found the coolant sensor reading 115 degrees f. when cold. Our temp outside is right around freezing no...
1995 Pontiac Bonneville SE 3.8L Misfire VIN: IG2HZ5219S
This car ran fine before, the supercharger nose bearings were replaced as well as the lower intake, plenum gaskets, PCV(all dealer parts) and fuel filter(napa). After these repairs, the vehicle ran fine. Within 3 weeks of the repairs, a misfire under load has ...

Fixes & Summaries for GM
Fix/Summary Answers
2000 Chevrolet Tahoe LT 5.3L Hesitation, Surge, Misfire VIN: 1GNEK13T5Y
Thanks for all of the repleis.Most suggested secondary ignition problems.Some were fuel delivery concerns.With our shop being limited in equipment I had no way of getting a secondary scope pattern.For those who recommended plug wires thank you.I just had troub...
2001 Chevrolet Corvette 5.7L ABS control module VIN: 1G1Y22G815
To all techs, I misjudged this customer. I thought for sure that they would allow me to replace the module, but at the last minute they discounted the price of the vehicle for the amount of the repair. The new owner has his own Vette-tech that he has used for ...
1989 Pontiac Bonneville SE 3.8L MIL Lamp on, code 41
Thanks so much for the help. I found the magnet loose in the gear. replaced and running fine. Again thanks and I can not express how much I love the mutual respect and help from fellow machanics and engineers. This association has proven its worth to many. I w... Trouble codes: 41 (camshaft sensor).
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