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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for August 3, 2013
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Open Help Requests for GM
Help Request Answers
1991 Buick Regal Custom 3.8L radio VIN: 2G4WB54L1M
this car came in for an intermittent brake light and turn signal inoperative. determined that the cancelling cam in the steering column was the problem. replaced it. the customer returned complaining that the radio controls on the steering were not working.fig...
2005 Buick LaCrosse CXS 3.6L Engine VIN: 2G4WE53775
Hey all, Vehicle came in for pressure test of cooling syatem. Customer said was driving on interstate and message appeared on dash informing her of a/c being shut off to protect engine. She than noticed engine temp gauge near the red and got off at the neares...
2002 Chevrolet Impala 3.4L bcm VIN: 2G1WF52E12
Replaced BCM because of the typical flashing lights, dash lights irratic,etc. Did the set-up on the reman BCM with Autel Scanner. Did the relearn on pass-lock and the vehicle started fine. However now the dome light dosen't work with the door switch--it does w...
2004 Chevrolet Silverado 3500 8.1L Hesitation, Misfire VIN: 1GCHK33G24
this is my brothers truck and it's really kicking my rear. the truck runs fine all the time, but as soon as you give it full throttle and it hits 3500 rpm, it as if a rev limiter kicks in. after first scanning for codes, I got a code P0300 and P0303. I check f... Trouble codes: P0303, P0300

Fixes & Summaries for GM
Fix/Summary Answers
2008 Chevrolet Express 3500 6.6L MIL Lamp on VIN: 1GBJG31648
turns out that this was covered under the warranty so it went to the dealer who fixed it. some wired had rubbed through and were shorting to ground pulling the 5 volt reference low. the tech told me that the wires were on top of the motor on the drivers side. ... Trouble codes: P0401, P0698.
2006 Saturn Ion Red Line 2.0L Alternator VIN: 1G8A155BX6
Okay, first of all thanks to everyone for their help and input on this vehicle. A couple of people were on the right track by saying check the connection between the B+ from the alternator to the PCM. This is where the problem was. Once the connection was r...
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