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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for December 20, 2009
International Automotive Technicians' Network (iATN) - Members Only
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Open Help Requests for GM
Help Request Answers
2002 Chevrolet Silverado 2500 HD 6.0L Internal lubrication tube VIN: 1GCH1K29U2
Greetings transmission guys & gals. I'm not an internal transmission expert so I need your advice on this one. Original transmission on the pickup failed in all forward gears about 1500 miles ago. Had it rebuilt, put it back in and all was fine. Customer calle...
2003 Chevrolet Avalanche 1500 5.3L Misfire VIN: 3GNEK13T83
Heres one for all you gm techs.We will start from beginning. customer brought in 03 avalanche 5.3 liter for a tune up says that it was missing once and awhile.check vehicle over and find that outside of the air filter every thing is original.so we install new ... Trouble codes: P0300
2004 Chevrolet Suburban 1500 Z71 5.3L Engine Block VIN: 3GNFK16Z24
Hey guys I need to repair a engine that has a cracked block from Improper coolant protection. I have a 1999 5.3 long block used in storage. Can I use it? Is it the same? Can I use at least the Block off of the 1999 and swap rotating parts? Any thoughts?? Thank...
2005 Chevrolet Cobalt 2.2L compression VIN: 1G1AJ12F85
vehicle towed in, customer complaint: vehicle hasnt been running well, sluggish,check engine on, now wont start, confirmed: vehicle wont start, codes: p0300 cyl misfire (misfire history shows #2 and 3 many misfires) po128 coolant thermostat u2108 loss comm w...
2002 GMC Sierra 2500 HD 6.6L No Start VIN: 1GTHK29172
Thanks in advance for any help given.This truck has been towed twice in 3 weaks.Both times the owner starts the truck first thing in morning cold and it runs normaly for aprox.30 to 60 seconds and quits and will not re-start.(cranks normaly)First time outside ...
2006 Pontiac GTO 6.0L cluster VIN: 6G2VX12U56
this one is an on going problem. i have had the red brake light come on in the cluster for this, have disconnected the parking brake switch and the brake fluid level switch and the light still stays on. found a bulliten for the connector on the pass side kick ...

Fixes & Summaries for GM
Fix/Summary Answers
2004 Chevrolet Silverado 2500 HD 6.0L planetary VIN: 1GCHK23U24
After comparing this trans to others. I determine that the noise was abnormal. The scrapping metal sounds was not present on other vehicles. Replace planetary and rebuilt trans to correct the noise
2001 Pontiac Grand Am SE 2.4L MIL Lamp on VIN: 1G2NE52TX1
Used a tech 2 , did the relearn perfect ! Thanks for all the help . Got a call into snap on tech line to see what they say about it . Trouble codes: P1336.
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