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Prev Professional Automotive Repair Technical Discussions for May 7, 2006
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
1987 Buick Regal GNX 3.8L No Start, ADVANCED TIMING VIN: 1G4GJ1176H
This car came in for a no start/ cranks hard. I am able to make it run by switching the plug wires on the coil towers two possitions to the right. The engine will run at 8 degrees btdc. I removed the harmonic balancer and inspected the interrupter ring for sli...
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1987 Buick Regal 3.8L Brakes VIN: IG4GJ1174H
Hey guys, have a 1987 Buick Grand National in shop. Motor for power booster brakes was bad & blowing fuse. replaced motor & bleed system manual & with snap on bleeder machine. When you step on brakes hard red brake light on dash will come on then go off, if yo...
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1996 Buick LeSabre Custom 3.8L Heater Blower, Battery VIN: 1G4HP52K3T
Customer complained about heater blower running on high or blower relay clicking on all other settings. Blower motor and clicking stops when heater is switched to the off position. He had other problems thought to be related , but I have fix them. He said that...
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1992 Chevrolet C1500 454 SS 7.4L Poor Idle Quality, Hesitation VIN: 1GCDC14N8N
here is a real nice 454 ss pickup that someone bought a bunch of aftermarket parts from a gm performance shop in ohio and now has a up and down idle problem. idle fluctuates between 650 and 900 rpms and hesitates a little. he installed edelbrock heads and inta...
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Fixes & Summaries for GM
Fix/Summary Answers
1991 Cadillac DeVille 4.9L 3rd gear only VIN: 1G6CD53B2M
thanks for all the help.turns out the prom was wrong.called dealer and all is well thanks gary
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2002 Oldsmobile Intrigue GL 3.5L MIL Lamp on VIN: 1G3WS52H12
Hello, I only had 3 replies all of which said to check the valves. The valves were fine, it turned out that the relay was screwing with me, not always turning on the pump. Thank everyone for their time. Jeff Trouble codes: P0410.
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1995 Pontiac Grand Prix SE 3.1L engine VIN: 1G2WJ12M9S
I want to thank every one for there replies and suggestions. After a few checks with the scan tool and heat gun I will follow the advice of all techs who suggested this is normal operation for this paticular car. There is never any fluid loss or boil over and ...
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2001 Pontiac Grand Am SE 2.4L Misfire, MIL Lamp on, HIGH IDLE VIN: 1G2NE52T31
A special thanks to all whom responded. Replacing the coil cover and coil boots took care of P0300. Did see tracking on coil cover. Still had P0302; replaced cylinder 2 fuel injector and that took care of P0302. Still has what I would complain as a slight misf... Trouble codes: P0302 (cylinder 2 misfire), P0300 (random misfire), P0502 (vss circuit low).
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