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Prev Professional Automotive Repair Technical Discussions for August 23, 2012
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Open Help Requests for GM
Help Request Answers
2006 Buick Rendezvous CXL 3.5L Electronic VIN: 3G5DA03L46
I am having an issue narrowing down the problem with this speed senor code p0716 it is very hit and miss 2-4 days of driving to present and i have changed it 2 times. I have checked the plugs and harness particularily the plug at trans but also the inside the ...
1995 Cadillac DeVille 4.9L serpentine belt VIN: 1G6KD52B5S
Okay folks, I have been pulling my hair out over this one. the car comes to me with the complaint of an oil leak at the timing cover gasket. The customer asked me to replace the water pump as a PM measure while I was in there. Upon reassembly , I note that t...
2001 Cadillac DeVille DTS 4.6L Misfire VIN: 1G6KF57911
Hello Everyone, I am having problems with a Northstar, The car originally came to us for a overheating condition and we found the head gaskets were bad, Replaced gaskets, all the headbolt threads were good! Anyway put it all back in the car and it will start a... Trouble codes: P0300 (Engine Misffire Detected)
2003 Chevrolet Cavalier 2.2L evap VIN: 1G1JC52FX3
Hi i have a p0440 that came in 2 days ago i found a leak in one of the evap lines i repaired the line and re smoked the system and the smoke machine showed no leaks i was able to activated both the vent solenoid and the purge solenoid and was also able to watc...
2007 Chevrolet Silverado 2500 HD LT 6.6L Right Front Wheel Sensor VIN: 1GCHC23697
We have this 07 Silverado 2500HD that kicks out a C0040-01(right front wheel sensor shorted to battery).Have tried a new sensor to no avail.Have tried an OE wheel bearing to no avail.Tried shimming sensor to increase air gap to no avail.Loaded circuit with 12 ...
1998 GMC Sonoma SL 2.2L 4th gear VIN: 1GTCS1446W
hi guys, I am not a transmission specialist by far and am trying to find the problem on my truck to no avail. When i am on the highway cruising at a constant speed and the throttle is steady (10- 20%), the truck will shift into 4th gear and then slip out to 3...
2010 GMC Savana 3500 LT 6.0L Charging VIN: 1GJ2GZDG2A
Hi techs: i have this 2010 gmc savana that has a no charge problem. when we first got the van it was only charging at 12 volts at idle. found the alternator was noisy and full of mud. so i replaced the alternator with an aftermarket one. also replaced the batt...
2002 Pontiac Grand Am GT 3.4L starter VIN: 1G2NW12E02
Vehicle arrived at shop for intermitent no start condition engine cranks but does not fire. upon inspection vehicle starts but security light is on, abs, service vehicle soon. trac off light is on. checked codes had P0341 - cam shaft position code and U1040 IC...

Fixes & Summaries for GM
Fix/Summary Answers
1995 Buick LeSabre Custom 3.8L No Start, MIL Lamp on VIN: 1G4HP5215S
Hi; This one is not fixed. I recieved many good replies. Some suggested a ecm problem, the one I wast pondering (due to the car still starting with the cam position sensor being disconnected). Some were about replacing the crank sensor(not a fun job). Others t...
2002 Chevrolet Corvette 5.7L cooling system
THANKS for everyones help had a leaking pressure checker. sorry for wasting your time.
2004 Chevrolet Avalanche 1500 5.3L Parasitic drain on battery VIN: 3GNEC12T14
Well, this one is fixed, but not without more trauma. The true final part of the puzzle turned out to be replacing the driver door module. While the old one was missing door lock motor function and switch illumination for the window switches, the windows did o...
2006 Chevrolet Impala LS 3.5L Starting VIN: 2G1WB58K56
thanks to all that replied did all the relearn procedures that everyone said ,the fix was purchase new key and did 12 minute relearn with programmer light went off , started right up thanks guys everyone said it needed to be relearned
2003 Saturn L300 3.0L 1st shift VIN: 32R34T45Y3
closing request. problem not fix. i did replace the prusure selenoid but problem presist.It may be that the problem is internal as I told the customer. custumer decide to keep driving the car teel problem become soon I get the car back Iwill open th...
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