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Prev Professional Automotive Repair Technical Discussions for November 25, 2006
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Open Help Requests for GM
Help Request Answers
1996 Cadillac DeVille 4.6L No Start VIN: 1G6KD52Y3T
Car came in with a no start and theft deterant problem car may not restart message on IPC.Could not communicate with any computer on class 2 data line with TECH 2 or IPC.Diagnosis is to unplug all modules and check data line for ground or short to power,both O...
1994 Geo Prizm 1.6L radio VIN: 1Y1SK538RZ
radio is lock,ed anyone know code? am'fm' cassette
1999 Oldsmobile 88 Royale 3.8L Poor Idle Quality, Stall VIN: 1G3HN52K1X
This vehicle originally came in with stalling at stop and ses light is on. We found two tps codes. Tps measured .33 at idle. Tps was replaced and now measured at .45. Car test drove well and was returned to customer. Three days later car is back with ses light... Trouble codes: P0122 (p1107-), P1107 (p1122-), P1122 (testing and results)
1996 Pontiac Bonneville SE 3.8L Stall VIN: 2G3WE4748T
this is my car have a problem lately car drives fine drive for an hour shut off then restart and car just dies. its losing spark but has injector pulse. when i changed the maf the ran great for a week then same prblem occurs. only code is crank sensor code. so...

Fixes & Summaries for GM
Fix/Summary Answers
1997 Cadillac Catera 3.0L control head VIN: W06VR52R6V
thanks to the help we received,we were able to confirm our suspicion of a faulty control head.we also found a service bulletin on all data,no:81-83-11 that recommends replacing the ecc control head with a updated part # 9138299.will also required programing wi...
1989 Chevrolet Astro CL 4.3L Unknown VIN: 1GNDM15Z4K
thankyou to everyone who replied. glad to say it has been a couple of weeks with no problem. the rear end had some bad axle bearings. no more vibration thanks
1998 Saturn SC2 1.9L Mechanical VIN: 1G3N5SJ707
this baby is fixed now,this was a leak that we created during reassembly of the timing chain guide on the tensioner side.aparently there two bosses for some reason about 2 inches apart one blind hole in the block and one not so blind one in the head,thats wher...
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