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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for November 25, 2013
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Open Help Requests for GM
Help Request Answers
2000 Chevrolet Express 3500 LS 5.7L Mechanical VIN: 1GBJG31R9Y
Vehicle came in running very rough. o2s show rich indication. Pulled off vortec injectors. Number 7 cyl. ijector port was clean. Which indicates a leak. Changed injectors. Code for cmp/ckp correlation present. Map/baro sensor readings within range. New amp sen...
2008 Chevrolet Cobalt LS 2.2L blower motor not working VIN: 1G1AJ55F38
my question is if I replace B C M with one from the wreckers will I have any problems with the the anti theft system ( is their a chance of it locking things up like you some times have with CHYS systems )
2006 GMC Sierra 1500 WT 5.3L Mechanical VIN: 2GTEK19B56
I have this GMC that gets water into the blower motor. At freezing temps, it freezes the motor up so it will not turn. I believe that because of this it keeps taking out the resister module. This is an automatic HVAC system. The resister actually goes bad in t...

Fixes & Summaries for GM
Fix/Summary Answers
2009 Chevrolet Silverado 2500 HD LT 6.0L No Start VIN: 1GCHC53K19
Replacing the ecm fixed the problem, thanks for all the help.
2006 GMC Envoy XL SLT 4.2L Poor Idle Quality VIN: 1GKET16S66
We changed the purge solenoid again and the problem is fixed. Thanks for all the help. I checked it would not close all the way allowing vacuum to pull gas into the engine and flood the engine. Trouble codes: P0171 (Fuel system lean), P0442 (EVAP system small leak detected), P0496 (EVAP system flow during non-purge).
2006 GMC Sierra 2500 HD SLE 6.0L No Start, Stall, MIL Lamp on VIN: 1GTHK24U26
Sorry so long to close. Vehicle is not fixed. Did figure out why the engine kept running in off position though. Most were right but instead of a remote start it was the remainder of a lpg system. Truck still dies out of the blue. Thanks to everyone for the in...
2006 GMC Sierra 2500 HD SLT 6.6L Power Steering VIN: 1GTHK23D76
Well the truck is fixed and has been on the road for awhile now. Turns out the first steering gear we got was bad, something wrong in the control valve. I ended up replacing the pump which fixed all my issues with the truck. A lot of the replies I got were ...
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