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Prev Professional Automotive Repair Technical Discussions for August 18, 2007
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
1992 Buick LeSabre Custom 3.8L drivability VIN: BU41RGHL6H
This vehicle shuts down after about 35-45 minutes of running.If you let it sit for about 5 minutes it will restart but runs rough for a few.We changed the furl pump because it seemed to be starving for fuel right before it shuts off.Also replaced the ignition ...
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1987 Chevrolet Camaro Z28 Iroc-Z 5.7L converter VIN: 1G1FP87F8G
When driving at highway speeds (above 50 mph) torque engages and works find.when drving at 30-35mph torque convertor pulsate in and out,look at scanner the computer is commanding on and off, checked tps,knock sensor.checked on alldata cannot find what tells th...
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1995 Chevrolet Blazer 4.3L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GNDT13W6S
This Blazer came into my shop barely running MIL light on spewing rich fumes, the wires shorting out and plugs looked to be original. The tune up did not solve all problems. I immediatly get the P0325 knock sensor code. I replaced the sensor and checked all co... Trouble codes: P0325 (bank 1 knock sensor), P0300 (multiple misfires), P1441 (evap purge)
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1997 Chevrolet Blazer 4.3L No Start, Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire
car blew radiator hose, was wreckered in. found it has a no start. one shot of carb cleaner starts and runs a little rough, egr responds good. shut it off, and same thing. have to use carb cleaner to get it to run. hot or cold.only thing out of specs is fuel p...
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2001 Chevrolet Express 1500 4.3L Hesitation VIN: 1GCFG15W41
vehicle came in for cel, miss and hesitation.. initially found arcing wires po300 code and converter broken internally and rattling.. performed tune {ac plugs), cap, rotor,wires fuel filter and pcv. air filter ok..replaced converter pipe and all 3 O2 sensors. ...
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2004 Chevrolet Silverado 3500 6.6L fuel injection VIN: 1GMC245J87
2004 chevrolet 3500 6.6 duramax diesel 6 speed auto BLUE- WHITE SMOKE COMING FROM EXHAUST. The owner complains that after warming up and sitting for a few minutes, this truck starts to develope blue- white smoke from the exhaust. The smoking is worse when you...
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1995 Pontiac Grand Am SE 2.3L oil pressure VIN: 1G2NE55D7S
Car came in because oil light was staying on. Just came from another shop that had tried replacing the oil pump to fix this issue. After the repair, light was still on, and that shop recommended a motor. So this is where I stepped in When I first looked at it...
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Fixes & Summaries for GM
Fix/Summary Answers
1997 Pontiac Sunfire SE 2.2L timing chain VIN: 3G2JB5247V
YES you can remove the timing cover with out removing the oil pan on this Sunfire 2.2 engine however these studs were terrible to get out -there is supposed to be inverted torx head on the stud but these did not have enough life left in the torx head to come o...
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