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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for November 29, 2009
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Open Help Requests for GM
Help Request Answers
1991 Chevrolet LLV 2.5L Excessive Emissions, Poor Idle Quality, Hesitation, Stall VIN: 1GBCS10E1M
Vehicle came in with black smoke out the tailpipe and low power. Removed spark plugs - fuel fouled (rear two worse - engine slants rearward with throttle body injection). Checked compression 140 +/- 10 across the board. Install new spark plugs - vehicle has be...
2000 Chevrolet S10 4.3L steering box VIN: 1GCDT19W8Y
when pulling into a parking stall turning full right then put in reverse and do not move truck and turn steering back to left very slowly ( really slow ) i can get the steering to lock as it nears the halfway back to center line of the box but not near the cen...
2000 Chevrolet Tahoe 5.3L noise VIN: IGCGK24R9T
I have a 2000 tahoe with an odd noise at idle. Only at idle. Its coming from under the drivers seat. The noise is best described as a cavitation noise or a trans pump with low fluid, noise comes and goes, cannot "make" the noise occur. I cannot pinpoint noise,...
2008 Chevrolet Silverado 2500 HD LT 6.0L Unknown VIN: 1GCHK29K98
we didn't receive the truck yet to the shop , i heard the inssurance total it. i was wondering guys what could be gone wrong with it(hit by lightning).so far i have seen the pics and i can see the mileage on the digital cluster.it's weird problem they had to t...
2002 Oldsmobile Alero GL 2.2L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1G3NK52F32
When this car idles it shows missfires on all cyclinders. #2 and #4 are the worse. Engine idles a little rought but does not backfire or pop. Above idle car runs fine. Will only set po300 code. Have clean throttle body, iac ports, replaced ignition system as a... Trouble codes: P0300

Fixes & Summaries for GM
Fix/Summary Answers
2006 Cadillac DTS 4.6L headlite VIN: 1G6KD57Y26
thanks to all that replied with such useful knowledge especially to Charles. After some discussion with the customer we decided to replace the bulbs with GM parts $200.45 a piece my cost...ouch. auto parts store was $150 but we figured better off with origin...
2003 Chevrolet Silverado 1500 4.8L Unknown VIN: 1GCEK19V13
Good morning to all This truck is not fixed yet,Jerry from New Jersey suggested bad torrington bearing and I think he,s absolutely right,but Im not that familier with the insides of these new transmissions so Im going to put some lucas in and take it to a tra...
2004 Chevrolet Tahoe Z71 5.3L Rear heat VIN: 1GNEK13T84
Thanks to everyone for their help. The Customer just returned vehicle for repair. Neither part needed to be reprogrammed. I did have to do a resink on the rear blend door autuator. This required unhooking the battery and touching the two terminals together. A...
2003 Hummer H2 6.0L Cabin Air Filter VIN: 5GRGN23U03
Thank you for your sincere and service. I learned that GM trucks where the filter does not come with the vehicle, but there is a place where the filter can be installed and seal correctly. They opted to leave them out during production to save on costs. But al...
2004 Pontiac Bonneville SLE 3.8L Insterment Panel lights VIN: 1G2HX52K44
It was suggested by a tech that they fixed a problem like this with a new headlight switch. This one tests ok. Another suggestion was a bad out side sunlight sensor, mine was also ok. The last reply said to remove the IP assembly, take the black cover off and ...
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