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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for January 1, 2007
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Open Help Requests for GM
Help Request Answers
2000 Cadillac DeVille 4.6L lifters/tappets VIN: 1G6KD54Y3Y
This is for all the GM guys out there. I got this Cadillac in with what the customer describes as tappet/lifer noise upon start up. He says that after about 5-10 minutes it goes away. He was not able to leave the vehicle for me to verify the condition but I to...
2002 Chevrolet Silverado 1500 4.3L security VIN: 2GCEC19W42
Hi all i have this 2002 silverado that was pulled here from the body shop. Customer said he drove it there but after repairs it won't start. After checking the vehicle i found out that the security system was the problem. Analysing the system i found the BCM a...

Fixes & Summaries for GM
Fix/Summary Answers
1995 Buick Riviera 3.8L Poor Idle Quality, Stall, Misfire VIN: 1G4GD2211S
the idle problem is fixed but the fuel pressure problem still exists. we replaced the pressure regulator assy with a delco unit and replaced the pump again. there was no change in pressure. we did a smoke test of the tank and fuel system and found no problems....
2002 Buick Rendezvous CX 3.4L fuel guage VIN: 3G5DA03E32
all most everyone got it right.it was the fuel level sender in tank we checked it out as instructed.told customer the problem.and gave estimate on cost to repair.he decided to hold of on fix now. since he had a already spent a lot on repairs to motor.but thank...
1998 GMC K2500 Sierra SL 6.5L timing VIN: 1GTGK29F2W
The trucks runs ok lots of power no smoke so the owner needed the truck and they took it the way it was, i tried replacing the little motor that advances timing still made no change, i believe the pump is the problem, and as long truck runs half decent they wo...
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