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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for May 1, 2005
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Open Help Requests for GM
Help Request Answers
1989 Buick Century Custom 3.3L Starting VIN: 1G4AH81N4K
This vehicle especially cold, will start up fine, but when you put into reverse, will die. This will happen 2-4 times then will run fine and continue the rest of the day untill overnight cold soak. I have done all work on this car for the past 4 years (family ...
2000 Cadillac DeVille 4.6L tcc VIN: 1G6KD54Y8Y
HI Guys and Gals, Today’s adventure is this 2000 Caddy Deville 4.6 with a 4T80E transaxle that the TCC is inop on. Even When I command the solenoid to 100% there is no difference in slip rpm. My plan is to replace the TCC solenoid and check the valve body, a...
1997 Chevrolet S10 2.2L A/C Hose VIN: 1GCCS1442V
Replaced the compressor 1 year ago. Sense then, 4 manifold hose assy's have failed at the same place. All have failed at the weld seam right out of the compressor on the high side. It must be a too high pressure/temp problem but pressures are normal after rei...
1993 Pontiac Bonneville SE 3.8L anti theft system VIN: 1G2HX53LXP
this one is a compltete mess! the customer tried to fix it first and decided to "get rid of" the vat system now just about every single wire on the steering colum has been cut and put back together with a butt end connector.i am having a hard time locating the...

Fixes & Summaries for GM
Fix/Summary Answers
1999 Cadillac DeVille 4.6L No upshift VIN: 1G6KD54YXX
Thank you for the replies. It seems that the ignition module was the culpret, not allowing enough timing advance. Sounds strange, but the fix was discovered by swapping in a good used unit as a 'grasping at straws' last attempt to fix. The car ran abosolutely ... Trouble codes: P1527.
1990 Chevrolet Cavalier 2.2L engine VIN: 1G1JC14G4L
My son is real busy his last semester and can't leave car with me until end of May. Says consumption is a little less now and he is keeping full. I did recheck correct pcv valve and 'O' rings installation per AERA TB 756 which Don [...] kindly faxed me. Blowby...
2000 Chevrolet Silverado 1500 5.3L 1-2 shift VIN: 1GCEK19T2Y
Thankyou for replying to my help request. Explained to customer that he either has a sticking solenoid or the pressure regulator or boost valves are hanging up. Recommended a transmission filter change, to start with but he did not want to spend the money on t...
1974 Other GM Shovelhead. 1586CC Magneto VIN: 0123961239
Hello Lads, Thank you all very much for the many letters that you all sent me regarding this problem. This was one of them problems that after an engine rebuild the beast should of started easy. However, it did not, every one blamed the one thing that appears ...
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