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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for January 12, 2014
International Automotive Technicians' Network (iATN) - Members Only
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
2005 Buick Rainier CXL 4.2L Accessories VIN: 5GADS13S95
Vehicle came in with check engine light on but cannot communicate with computer fuse 13 for the cigar lighter works but the front AUX power outlet is dead no power. The schematic show the DLC is wired with the cigar fuse #13 20A which is good. Need help in fin...
2006 Chevrolet Trailblazer LT 4.2L 4wd VIN: 1GNDT13S96
Hello everyone,first I wanna thank ya'll for taking the time to help me.This truck is a 4wd,the customer stated he had to use the 4wd to pull a trailer.When he went to put it back In 2wd the 2wd light started flashing then went back into 4wd,so now it is stuck...
2001 Pontiac Grand Prix GT 3.8L theft deterent module VIN: 1G2WP52K81
This car will start right up and then will kill from the fuel being shut off.After I put the cyl. in I relearned it twice and I still get the sercurity light flashing.With 5 volts from the pcm I know it is ok and with 50hertz from back probe at pin 70 it has t...

Fixes & Summaries for GM
Fix/Summary Answers
2008 Chevrolet Trailblazer LT 4.2L dies VIN: 1GNDT13S08
I didn't mention the vehicle had been to the pep boys first. They said that the alt was overcharging and burned out the battery. Cust didn't have $ @ the time. The charge rate was high but within the limits GM lists under various circumstances so I wasn't co...
1997 Oldsmobile Bravada 4.3L Shift and TCC Solenoids VIN: 1GHDT13W5V
This was a real problem as it was so intermittent. I tested and tested and because the problem never arose all of the test results were positive. Finally the customer was able to come in one night while the issue was happening and I was able to test drive it...
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