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Prev Professional Automotive Repair Technical Discussions for January 27, 2008
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
1999 Oldsmobile Bravada 4.3L trans case
Customer states that 4wd (autotrack) does not work in drive, but that it does work in all other gears. "Vehicle has little to no traction on slick surface (snow/ice) in drive, but when put into another gear vehicle traction is good." Recent trans overhaul, veh...
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2003 Pontiac Grand Prix SE 3.1L Coolant VIN: 1G2WK52J53
Just bought this car. There is some type of oil in the radiator and the coolant recovery bottle. The upper radiator hose, and the hose to the coolant bottle are soft, like the oil has been there a while. Are these engines prone to internal oil leaks to the coo...
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Fixes & Summaries for GM
Fix/Summary Answers
1991 Chevrolet K1500 Cheyenne 5.7L No Start
Hi all - It was the ecm. I thought I had properly checked for correct power & grounds, but decided I should go through & check again. I did check out the ignition switch, oil pressure switch, fusible link, etc. All checked out okay. I replaced the pcm, rec...
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2001 Chevrolet Astro 4.3L engine
WELL THIS ONE IS FIXED. I COULD NOT BELIEVE IT IF I DID NOT SEE IT FOR MYSELF.THERE WAS A PIECE OF SOFT ALUMINUM CAUGHT BETWEEN THE EXH AND INTAKE VALVES HOLDING THEM OPEN. HOW IT GOT THERE I DON,T KNOW. IT CAME IN WITH THIS PROBLEM. MY GUESS IS THAT IT COULD ...
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2001 Chevrolet Venture LS 3.4L Fuel gauge, temp gauge VIN: 1GNDXO3E91
As I was advised I disconnected a radio. In result gauges started working properly. So culprit was the radio.
11
2003 Chevrolet S10 2.2L thermostat??? VIN: 1GCCS19H43
Thanks to all who replied. Everyone had good ideas about what may be causing the problem. I was getting too caught up in the fact that airflow across thr radiator whether by the fan or ram air was causing the temp to not come up to normal of 195. Several of yo...
14
2004 Chevrolet Tahoe LS 5.3L 4 4 system VIN: 1GNEK13Z04
thanks for all the help after checking all the connections, and wiring, we replaced the transfer case position sensor, inside the encoder motor,that took care of the problem.
5
2005 Pontiac Vibe 1.8L MIL Lamp on VIN: 5Y2SL63835
thanks for all the help on this one we replaced the air filter and the mass airflow sensor, and that took care of the problem.
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