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Prev Professional Automotive Repair Technical Discussions for July 10, 2004
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Open Help Requests for GM
Help Request Answers
1996 Chevrolet C1500 Cheyenne 4.3L Misfire, MIL Lamp on VIN: 1GCEC14W9T
intermitently runs like multiple misfires. shakes shifter several inches. code p0340 will set regularly even when engine appears to be running smoothly. Trouble codes: P0340 (camshaft position sensor problem), P0300 (random misfire)
1997 Chevrolet C2500 5.7L pressure readngs
Hello all, need some reasurance or redirection. This could be a long story but I will shorten it best I can. I have a fleet truck that was not cooling. Gauge readings were 300 psi high side, 90 psi low side. Compressor was running, no electrical or blend doo...
1998 Chevrolet Blazer 4.3L Alternator VIN: 1GNCS13WXW
This vehicle is gone, but it ate our lunch. Thought I'd see if some of you GM techs might have some info, related to this problem. Out of town young lady on the way to the beach. Car dies. Battery dead, no alternator output with new battery. We did not do a l...
1998 Chevrolet K2500 Cheyenne 6.5L No Start VIN: 1GCGK29F2W
Hi there hi tech people, Customer brought this truck in on a hook. The starter had stuck on taking the batteries and cables with it! We replaced all the aforementioned as well as an ignition switch and starter relay. Went for an initial start before buttoning...
2000 Chevrolet Impala 3.4L Fuel tank VIN: 2G1WF52E7Y
This car was brought in with the customer saying it would not take fuel through the filler tube. I lowered the tank and found nothing strange except for the filler vent hose had a slght kink in it but it didn't look bad enough to cause this problem. So I disco...
2000 Chevrolet K3500 7.4L MIL Lamp on VIN: 1GCHK33JOY
MIL light comes on after driving 20-40 miles. Engine has a slight roughness at idle. Power is normal Trouble codes: 175 (Bank 2 Fuel Trim Rich)
2002 Chevrolet Tahoe LS 5.3L lights VIN: 1GNEK13Z92
I'll start with letting you know this is my mom's vehicle. So you know how desperate I am. The dash lights, interior lights, and exterior light surge in brightness. The higher the motor is reving the faster the surging (flickering). I have had several suggesti...
1990 Geo Storm 1.6L No Start VIN: J8IRT2352L
car came in on hook , crank but no start at that time checked fuel pressure before injector rail 38 psi no check engine lite on but checked for codes flashed code 12 system check ok. checked voltage at red white wire at in jector 12.1 v installed noid lite and...
1994 Pontiac Grand Am SE 3.1L Hesitation
the main problem is that "THIS VEHICLE SHUDDERS GOING INTO FINAL GEAR". A complete tune-up has been performed. Torque converter replaced, lock-up solenoid has been replaced. Check engine light is OFF. Intake plenum and throttle plate cleaned. This vehicle will...
1997 Pontiac Sunfire SE 2.2L Detonation (pinging) VIN: 1G2JB1240V
My neighbor asked me to take a look at his daughter's car. It pings pretty bad mostly when under a load. Otherwise it runs fine. He did the head gasket on it and also sent the head to a machine shop to have it checked and resurfaced only about 100 miles ago so...
1996 Saturn SL2 1.9L shift VIN: 1G8ZJ5571T
Hi Techs - I have a 5 speed 1996 SL2 in for high-effort shift into 1st and grinding 3rd. Both retainer clips are present and I replaced the shift cable assembly after finding the casing pulled away at the trans and torn rubber boots. I also lubricated the nylo...

Fixes & Summaries for GM
Fix/Summary Answers
2001 Other GM Navistar 4.5L Compressor Clutch VIN: 1HTMMAM82H
Good day ! THANK YOU guy's that replied to my post on this International wrecker, here is what transpired, the owner took wrecker to Prince Frederick Motors in Maryland, they were to busy to actually work on truck BUT did take the time to scan the system, they...
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