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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for July 16, 2006
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Open Help Requests for GM
Help Request Answers
1996 Buick Century Custom 3.1L Cuts out, Stall VIN: 1G4AG55M9T
I need some help with this one. I have recently changed jobs, so I don't have the resources of a shop anymore. This is my son's car. He complains of a dying out and sometimes hard to restart condition intermittently. It seems to happen more frequently in hot w...
2003 Buick Rendezvous CX 3.4L lock-up VIN: 3G5DB03E53
Hi all, Have a SUV that has rear end noise going around turns , left or right. Sounds like a remote control airplane diving at the rear of the vehicle. Research says they have trouble with these rear ends and they are only serviceable as a complete assembly an...
1994 Chevrolet G30 Chevy Van 6.5L No Start VIN: 1GCGG35Y6R
This van starts great on its own after sitting over night. Only -30* requires plugin. But, lately when run for for anytime over 1/2 hour and shut down for 1/2 hr to 1 hr. it cranks but no start. It was having extensive hot crank times for the last month but af...
1996 Chevrolet C1500 5.0L MIL Lamp on VIN: GCEC14W0VZ
Hi, to all Been having a technician's nightmare on this one. Had checked the wiring harness, battery and ground connection, still the same problem, no run. Cannot communicate with PCM, scanner does not read or receive anything. The only part left that I have ...
1998 Pontiac Sunfire SE 2.2L Hesitation, MIL Lamp on, No power VIN: 1G2JB5248W
Customer has had TPS code for at least ten months. The ses would come on and usually stay on even after the TPS was replaced. The P1404 EGR he has chosen not to diagnos. When the car acts up, loses power will not accel over 1200-1400rpm it is when engine is ho... Trouble codes: P0122 (TPS sensor circut short), P1404 (EGR position error), P0108 (MAP sensor circut)

Fixes & Summaries for GM
Fix/Summary Answers
2000 Buick Century Custom 3.1L theft system VIN: 2G4WS52J4Y
First,I want to thanks for the replies I recieved,although the tests had already been run,as posted in my previous request.Ihad already stated that I replaced the BCM because of no communication.After the replacement BCM kept setting two codes related to key c...
1991 Chevrolet S10 Blazer Tahoe 4.3L Poor Idle Quality, Stall VIN: 1GNCS13Z7M
thanks for all the help. this one was actually a very easy fix once I got the vehicle back. it was a bad pickup coil, and a cracked distributor magnet. I replaced distributor and vehicle runs fine now.
1992 Chevrolet Cavalier RS 2.2L master cyl VIN: 1G1JC1446N
hello, guys, first let me thank each & every one of you fine techs that sent me your information.it was well recieved & thank you for your info. o,k. i followed procedure described by karl [...], drove it around parking lot carefully & brought back to shop...
2001 Chevrolet Prizm 1.8L Hesitation VIN: 1Y1SK52801
the reason i didnt reply sooner is i was waiting on the customer to tell me if the car was running ok.because problem was so intermittent.this is what was done to the car. we cleaned the mass air flow sensor, ran some injector cleaner and also decarbed the eng...
1994 Pontiac Grand Am SE 3.1L Starter VIN: 1G2NE53MXR
Replaced the starter. The vehicle has not been back for five days so I cosider it fixed as it would not start one or two times a day when at operating temp.Other replies were to check for anti theft not working,ingnition switch,power to the purple wire at the ...
1997 Saturn SL2 1.9L MIL Lamp on VIN: 1G8ZK5279V
The problem with this car was the EGR passage was clogged.I tried to clean it with carb cleaner and air blower that helped a little,but would still set faults.Th final fix came from my step father who is a tech.Take a welding torch and put in the passage to ge... Trouble codes: P0401.
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