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Prev Professional Automotive Repair Technical Discussions for July 30, 2014
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
1991 Chevrolet Camaro RS 5.0L No Start VIN: 1G1FP23E6M
We have this 1991 Camaro in the shop. It was towed in. It has TBI. The owner states the car's battery was going bad last fall when he stored it for the winter. He removed the battery and let it sit covered until a few weeks ago. He says the vehicle ran great w...
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2001 Chevrolet Impala 3.4L Remote keyless entry VIN: 2G1WF52E51
While chasing some gremlins, I disconnected the RKE system,it is a GM add-on. Module #[...],(VKE1000)?. Symptoms stopped so I removed the system.(I have remove tons of aftermarket alarm and RKE system causing problems) Bottom line is it eventually turn out ...
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2005 Chevrolet Silverado 1500 4.3L No Start VIN: 1GCEC19XX5
Hey iATN members. 2005 Cheysenne w/ 4.3 L. Truck died while driving and now it only cranks but will not start. Towed into shop. Diaged: fuel @ 58 psi koeo, fuses are all good, NO COMMUNICATION W/ Any of the modules. I'm convinced that this is my problem, the n...
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2005 Chevrolet Trailblazer LS 4.2L No Start, start & dies @ times VIN: 1GNES16S85
Back w/ another problem (challenge). I've been working on this for a couple of days trying to figure why it don't start. This is what i have done: a. All fuses are good includig PCM I fuse. b. New fuel pump and pressure is at 60 psi koeo. c. Spark is good, che...
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2008 Chevrolet Silverado 1500 LT 5.3L MIL Lamp on VIN: 2GCEK13388
Truck is running fine, O2 sensors are switching and not setting codes, only code P1174 keeps coming back within 2 miles. Short term fuel trims are switching + to -. Long term is -24. Not setting any other codes. I have read the tsb about he injectors, but I do... Trouble codes: P1174
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2011 Chevrolet Silverado 1500 WT 4.3L evaporator VIN: 1GCNCPEX3B
I have been the only one who has worked on this vehicle since it was new. Complaint was A/C freezing up, should have been simple enough. Did a pressure test, low side going down to about 20 lbs @ 1500 rpm, so I recovered the remaining R134A (had about 14 ozs, ...
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2001 GMC Yukon Denali 6.0L Front Differential VIN: 1GKEK63U61
Hi all, We have a 2001 GMC Yukon Denali that is AWD. This vehicle originally came to our shop with the front differential locked up after driving on the highway(no complaints of it binding while turning). We do not rebuild differentials, and decided to replac...
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2004 GMC Envoy SLE 4.2L MIL Lamp on VIN: 1GKDT13S74
thanks for any help - this envoy came in with po171 lean condition - & air pump codes - replace siezed air pump & divertor valve on side of block,replaced spark plugs due to milage . smoke tested intake system hot & cold - found no leaks - disconnected brake b... Trouble codes: P0171
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2007 Hummer H3 3.7L Unknown VIN: 5GTDN13E37
hi i have a 07 hummer h3 with a fault code co327 encoder circuit malfunction. has anyone ever seen this the message center says service 4 wd and sensa trac.thanks for any help jim
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Fixes & Summaries for GM
Fix/Summary Answers
2004 Cadillac Seville SLS 4.6L No Start, Electrical VIN: 1G6KS54Y14
I first want to apologize for not being able to explain my issue with this vehicle. With help from a friend who works for Cadillac and IDENTIFIX I was able to diagnose this issue as a "bad instrument cluster". As I explained before I had a communication issue....
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1993 Chevrolet Corsica LT 3.1L Air Bag Light VIN: 1G1LT53T9P
Thanks for all of the replies. Most of you mentioned that I needed to replace the module. My buddy did not want to spend the money for the module and decided it was time for a new car. Thanks again for your help.
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2002 Chevrolet Silverado 2500 6.0L cluster VIN: 1GCHK29U12
hey guys i want to thank you all for your help. Dan from Ontario i want to especially thank you for your help. i replaced the negative terminal and ran a wire from that to the firewall and Presto AL [...] IS GOOD thanks again mike
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2005 Chevrolet Silverado 1500 4.8L none VIN: 1GCEC14VX5
it was the ignition switch replesed ignition truck runs find
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