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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for January 15, 2005
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Open Help Requests for GM
Help Request Answers
1996 Buick Century Custom 3.1L abs/airbag/engine/cooling VIN: 1G4AG55M7T
car came in with abs / air bag / check engine lights on. scaned pcm and had code po 560d - system voltage high . checked abs it had code 15 relay contact circuit short to b + and code 37 high system voltage . it had no codes for air bag . checked abs relay cur...
2002 Buick Park Avenue 3.8L No Start VIN: 1G4CW54K42
Hey Guys, This is a fun one to end the week with. This car came in on a hook due to it wouldn't crank. Another shop of ours hooked a booster pack to it and it started and they drove it in and replaced the battery. As far as I know that is all they did. Now the...
2000 Chevrolet Tahoe 5.7L injector pulse VIN: 1GNEK13R9Y
Hello GM Techs, Tahoe came in yesterday with a hard start in morning. Scanned computer: Code P1626 Theft Deterrent Fuel Enable Signal not Received. When it cranks and no start- injector pulse is at 0. Car will start and run for about 1 second. 10-12 tries it w...
1993 Pontiac Grand Am SE 3.3L No Start VIN: 1G2NE14NXP
Hello everyone. Our shop has had the pleasure of working on a 1993 Pontiac Grand Am with a 33oo v6 engine. When very cold outside, it does not start. After about 20 attempts, it finally catches and runs. In the mean time, the engine will crank and puff occasio...
1998 Saturn SW2 1.9L Stall VIN: 1G8ZK8278W
customers dad brings car in on saturday afternoon looking for relief(he has three daughters and a wife at home preparing for one of his daughters weddings). we cleaned the throttle plate(not very dirty, read codes, cleared and test drove with no reoccurrence. ... Trouble codes: 1599 (loss of ckp signal to computer)

Fixes & Summaries for GM
Fix/Summary Answers
1997 Chevrolet Blazer 4.3L lock cylinder VIN: 1GNDT13W4V
Thanks to all who relplied. Phone line for the fax was out so I could not receive any. The vehicle shifter was bad and the 2 used shifters were bad also! (the risk you take with used parts) The wire diagram from Mitchell cd was wrong also. The yellow wire out ...
2002 Chevrolet Trailblazer LS 4.2L Lower Ball Joint VIN: 1GNDS13SO2
The replacement ball joint from Moog had a snap ring to hold the new joint in place. I also replaced the link pins on both sides. I did not hear any more noise, I hope the customer doesn't. Thanks for the help.
2002 Chevrolet Tahoe LS 5.3L MIL Lamp on VIN: 1GNEC13Z32
Customer took car to the dealer for second opinion Trouble codes: P0431.
1996 Pontiac Grand Am SE 2.4L 5volt circuit VIN: 1G2NF52T4T
Thanks to everyone for your input. Especially about the low coolant level sensor! Thats the tip that put me on the right track. The wiring diagram on Alldata does not show this on the circuit. I found that it was already disconnected & the wiring was pinched u... Trouble codes: P0107, P0122, P0335.
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