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Prev Professional Automotive Repair Technical Discussions for April 1, 2006
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
1993 Buick LeSabre Custom 3.8L Starts & dies VIN: 1G4HP53LXN
Vehicle came in with a simple starts & dies complaint & says Check eng. light comes on(at times)when it does start.Normally I would just sell him an IAC solenoid. But there are history codes for TPS voltage high AND O2 sensor rich. So I look at scanner data to...
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1996 Buick LeSabre Custom 3.8L front end VIN: 1G4HP52K2T
WE NEED HELP ON THIS ONE. RECIEVED CAR WITH A VIBRATION STARTING AT 45MPH AND UP, SEEMS TO BE CONSISTANT(NO CHANGE AFTER 65-70MPH) CAR HAD FRONT BRAKES REPLACED. TIRES BALANCED, FRONTEND CHECK'D BY ANOTHER SHOP PRIOR TO US GETTING CAR. AFTER WE TEST DROVE IT F...
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2004 Chevrolet Epica LS 2.5L No Start
This veh was in a "Minor" accident. We never get the whole story, anyway this is a cranks/ no-start. Cannot communicate with ECM. Engine light comes on with KOEO. No power to coils. Headlights, power windows not working. Want to know where the coils get power ...
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2002 GMC Envoy SLE 4.2L gear shifter VIN: 1GKDT13SX2
buddy has this envoy at home. it will not shift out of park. the shifter button will not push in. says fuses are good. brake lights come on when pedal depressed. alldata shows me that brake light switch includes the circuit for the shifter. it does not include...
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Fixes & Summaries for GM
Fix/Summary Answers
1995 Buick Park Avenue Ultra 3.8L cd--err--message VIN: 1G4CU5219S
Good learning here, most said to send radio-cd unit to radio shop to fix. I was looking for better information saving that option for last. Thanks to Steve he was most helpful in explaning to repeatedly install cd and to watch how it comes out by watching the ...
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1995 Cadillac Eldorado ETC 4.6L Poor Idle Quality VIN: 1G6ET1292S
thank you all for your time, clicking isc motor was initial problem, after replacement, relearn finally after tapping on ecm. we had attemted relearn, battery disconect, etc. tap test did the trick, replace ecm also. exaust manifolds were red hot due to timing... Trouble codes: 80 (idle relearn), 55 (throttle position).
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1991 Chevrolet Corsica LT 2.2L TCC Solenoid VIN: 1G1LT53G6M
This vehicle is cured. The many body platforms that GM used for this particular transaxle (A,L,N,J) make the repair vary in the execution. Some can be done straightforward without moving the transaxle; others require varying degrees of transaxle lowering. I pe...
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1993 Chevrolet Lumina Z34 3.4L timing belt VIN: 2G1WP14X3P
I changed the cam seals and also the intermediate shaft seal.I had to put two big wrenches together to get enough leverage to pull the cam gears off.I used a dealer puller.I couldn't believe they were that tight.I had the round waffer type shims for the cam ge...
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1998 Oldsmobile LSS 3.8L noise VIN: 1G3HY52Y5W
several hit this on the nose. pcv system stuck building up vacuum pulling air from rear main seal replace pcv kit and all is better painfull lesson thanks to all
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