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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for April 24, 2010
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Open Help Requests for GM
Help Request Answers
2000 Buick LeSabre Limited 3.8L Electrical VIN: 1G4HR54K6Y
Yesterday the Customer called us because the car wouldn't start. A "no crank" situation, not even a Click. The only thing she remembers for sure is that the Instrument Cluster did light up and that the Remote didn't unlock the Doors or open the Trunk. While s...
2003 Chevrolet Impala 3.4L turn signals
I have a 2003 chevy impala- when you activate the turn signal switch in either left or right directions, the correct rear signal lamp will activate, but both front lamps will activate, and both indicators light up in the IPC. The customer heard that the hazard...
2004 Chevrolet Express 2500 4.8L starter VIN: 1GAGG25U84
Hi group this van has a interminate no start (no crank) the security light comes on when it does not start the only difference in data I see on the monitor is the passlock data key on engine off while acting up is 3.43 and when it starts key on engine off volt...
2004 GMC Savana 3500 6.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GDHG31U04
My customer stated that wile towing a man lift up a long 3 mile hill this van started loosing power and missing badly. He managed to make it to his service call with the CEL blinking all the way. He stopped by for me to do a quick look over to see if it was so... Trouble codes: P0300 (Cly missfire)

Fixes & Summaries for GM
Fix/Summary Answers
1998 Chevrolet Corvette 5.7L SPS Sensor? VIN: 1G1YY22G5X
customer needed vet back, i had clean a body ground at left front of car behind front left tire. gave back car customer says message has not come back. not sure if it is fixed yet.
2000 Chevrolet Silverado 2500 6.0L MIL Lamp on VIN: 1GCGK29U7Y
Well a real quick summary is, it is fixed with the replacement of the 2 front (pre-cat) O2 sensors. Now for a little more in-depth information. Thanks to all who reponded but unfortunately, none of your suggestions hit the nail on the head. Ennis however, d... Trouble codes: P0137 (Bank 1 sensor 2 low voltage), P0157 (Bank 2 sensor 2 low voltage).
2003 Chevrolet C4500 Kodiak C4U042 6.6L oil pressure VIN: 1GBC4E1173
Oil cooler fixed it thank Peter oil cooler assm. and bypass valve oil pressures back to specs
2007 Chevrolet Silverado 1500 WT 4.8L No Start VIN: GCEC14C77Z
Thank yall very much for your advice. Cust went back to the place he purchased the truck where they had another key. Did 30 min relearn. Everything fine now. thanks again, paul. Trouble codes: B1370 (Device Ign 1 circuit), B1380 (Device Acc 1 circuit).
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