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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for February 23, 2015
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Open Help Requests for GM
Help Request Answers
1982 Chevrolet K10 Scottsdale 6.2L Front Crank Seal LEak VIN: 1GCEK14C0C
It was converted from the diesel to a Frankenstein gas engine. Originally this beast was brought to me for a rear main seal leak. When it finally rolled in I was told the whole think leaked, front, rear, side, etc. I canít seem to get the front crank seal to s...
2000 Chevrolet Impala LS 3.8L No Start, Stall VIN: 2G1WH55K2Y
Vehicle presented as a cranks ok, no-start. Acts like it's in anti-theft mode, "Security" message displays until start attempt, then goes out (normal operation). Will run for about a second on initial start attempt, then stall out and only crank until the key ...
2003 Chevrolet Cavalier LS 2.2L No Start VIN: 1G1JF52F13
Intermittent no start usually after 5 mile drive and short heat soak. No spark no injector pulse. test CPS with o-scope found signal very poor. Replace with aftermarket part, start and run test drive same route again no start monitor with scope after cool down...
2004 Chevrolet Tahoe LS 5.3L ipc/alternator VIN: 1GNEK13Z04
Truck was towed in stalled while driving. connected charging/tested,charged battery, performed system test,all passed except battery.alt output 14.3 volts idle no load. under load conditions 13.8 volts. replaced battery performed system test, no alternator out...
2007 Pontiac G6 GTP 3.6L timing chain VIN: 1G2ZM58797
ok guys heres my problem. i went to replace the acuators on bank 2 which is back of engine and chain slipped ,so i had to take apart the front cover and reset the chain. no problem right . wrong everytime i put the chain on and try and turn it the back chain b...
2008 Pontiac G6 2.4L power steering VIN: 1G2ZF57B78
Customer bought this G6 with the Electronic Power Steering inop: manual steering only. He contacted the GM dealer, and found that it had been recalled/replaced at 95k miles, ten k ago. I hooked my laptop and software to the car and got no EPS codes: just a few...

Fixes & Summaries for GM
Fix/Summary Answers
2005 Chevrolet Silverado 1500 5.3L blue plug VIN: 1GCEK19B15
Nearly all replies suggested the wicking of coolant or water up the wire and back to the PCM. The area of the PCM plug where the problem was did not have the coolant sensor wires in it. The water that was getting in the plug was clear water. The knock senso...
2009 Chevrolet HHR LS Panel 2.2L Bcm/vcim VIN: 3GCCA85B99
Well this thing has been gone for a couple weeks now customer states all is well. So here are the details. First off the vcim still has no vin and doesn't take a flash. The customer doesn't use on star so they weren't concerned with spending any more on that. ...
2011 Chevrolet Malibu LT 2.4L MIL Lamp on VIN: 1G1ZC5E13B
I am listing this vehicle as fixed for the following reasons; My local GM Dealership states that the EXH Cam Actuator Solenoid is 99.9% likely to be the problem on this car. It has also been found to be covered under a Extended PZEV Warranty. I am shipping it ... Trouble codes: P0014 (exhaust camshaft timing over advanced), P0113 (intake air temp sensor).
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