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Prev Professional Automotive Repair Technical Discussions for November 21, 2009
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Open Help Requests for GM
Help Request Answers
1998 Buick Regal GS 3.8L Stall VIN: 2G4WB52K7W
thanks for all the help, this is more of an inquiry than anything else, 98 regal 3.8 liter motor. everytime you turn on the turn signals, any direction the vehicle loses power and stalls out. tried hitting the hazards they operate correctly, no change to the s...
1991 Chevrolet Astro 4.3L fadeing pedal new master VIN: 1GNDM15ZXM
fading pedal new master cyl installed
2003 Chevrolet Astro 4.3L Battery VIN: 1GNDM19X83
This van came to me with erratic volt gauge readings and a battery that had to be jumped off to start. Battery failed load test so we replaced. With good battery in place we checked charging system and saw only 8 amps. we replaced alternator with new a\c delco...
2005 Chevrolet Silverado 1500 5.3L temp controls VIN: 2GCEK13T95
codes b0414 b0424 b3770 b0418. This truck came in with blower problems and no controls. the blower problem is a melted connector on the blower motor resistor. TSB is on that. the other problems are the controls, none of them work. Since there is no real inform...

Fixes & Summaries for GM
Fix/Summary Answers
1993 Chevrolet Caprice Classic 5.0L Excessive Emissions VIN: 1G1BL53EXP
Ignition timing and carbon build up were the root cause of the high HC in this engine. To review; The car failed smog inspection as a gross polluter and the EGR failed functional test. I replaced the EGR valve and it functioned properly. I replaced the O2 du...
1996 Chevrolet Camaro 3.8L dome lights also VIN: 2G1FP22K2T
Sorry, guys, I did not fix this vehicle. The customer would not pay for a new Body Control Module. Some suggested I could use a used unit if I could get the key from the junk vehicle and have keys made with the current mechanical key code and the new resistanc...
1998 Chevrolet Blazer LS 4.3L 4wd VIN: 1GNDT13W2W
Thanks to all that responded. We didnt realize how precise the tire circumference had to be. We installed 4 new tires of same size and problem solved. Once again thank you. Jerry [...]
1999 Chevrolet Silverado 1500 5.3L Transfer Case VIN: 2GCEK19T7X
First of all I would like to Thank everyone who took the time to read my help request!! This one is Fixed. As far as the responses go, the tires were brand new-all 4. The gear ratios appear to be correct. I ran it on the hoist, no binding. The front diff...
2005 Chevrolet Colorado Sport 3.5L Starting VIN: 1GCCS14895
replaced ignition switch time will tell so far so good
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