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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for August 26, 2007
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Open Help Requests for GM
Help Request Answers
1994 Buick LeSabre Custom 3.8L starter
This vehicle belongs to worker at grocery store next to the shop. Went to leave work a couple days ago and no crank. Security lite blinking. Finally found starter relay crammed up under the dash next to and above the column. Ignition sw. working but no ground ...
1999 Cadillac DeVille 4.6L Unknown VIN: 1G1UEYH64X
Ok Caddy guys- this is a quick one. We are about to do head gaskets on this northstar... Alldata says remove engine from vehicle. Is this the best method? or is there an easier way? Any thoughts would be appreciated. Thanks
1999 Chevrolet Blazer 4.3L mode switch VIN: 1GNDT13W5X
Please help! This is my mother-in-laws Blazer, I gotta look good on this job, ha! Will shift itself to 4LO, and Service 4WD light on. Cannot shift it with mode switch. Is throwing code B2725 Mode Switch Circuit Malfunction. I found TSB 05-04-21-002, it talks a...
1993 Hummer H1 6.2L engine VIN: 137XE8331P
After replacing cylinder heads,engine has a noise from right bank.Sounds like a substantial lifter or piston slap noise,but is not there all the time.Not noisy at idle but when you rev the engine noise will suddenly appear and get worse with rpm increase.When ...

Fixes & Summaries for GM
Fix/Summary Answers
1998 Chevrolet S10 2.2L No Start VIN: 1GCCS144XW
Good morning everyone I would like to let all you guys know that this s10 is fixed.It has been 2 weeks since I did the repair and the truck is still starting.By the way it was the passlock sensor.I would like to thank everyone who responded by helping with go... Trouble codes: 1631 (theft detterent system).
1998 Chevrolet S10 2.2L Brake lights VIN: 1GCCS1444W
Thank you to all who replied. It was the brake light relay under the hood that stuck. Thank you, Mike [...]
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