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Prev Professional Automotive Repair Technical Discussions for May 28, 2007
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Open Help Requests for GM
Help Request Answers
2002 Buick Rendezvous CX 3.4L Accessories VIN: 3G5DB03E22
Happy Memorial Day guys!Here goes this one-the vehicle was towed in Friday with a no start/dead battery complaint. After an automatic charge sequence with my Snap on D-tec I found the battery to have only 157 cca's available so I replaced it with a new Delco b...
1995 Cadillac DeVille 4.9L Hesitation VIN: 1G6KD52B2S
We installed transmission, all seemed well untill drive. Car will bog or hesitate when throttle is opened more than 1/8 of the way. The car will run and drive but hesitates/bogs whenever throttle is open more than slightly. Feels like poor fuel supply or clogg...
1995 Cadillac Seville STS 4.6L A/C compressor VIN: 1G6KY5291S
The A/C compressor seized up and threw the belt off. I installed a new compressor, accumulator and orfice tube. I also Flushed the system. I vacuumed it down and it held vacuum for 1 hour. I went and tried to charge the system with a charging scale but it woul...
1995 Chevrolet Cavalier 2.2L No Start VIN: 3G1JC1246S
Basically I some how figured that installing a coolant sensor that actually reads 10k ohms -2C on the scanner will start the car perfectly without any delay its 100% The weather is consistently 20C but using a coolant sensor that works "normally" will not sta...
1997 Chevrolet C3500 Cheyenne 5.7L Poor Idle Quality, Misfire VIN: 1GCGC34R7V
another tech replaced ign parts for miss.did not help. i perfomed injector balance test with tech 2,all tested good.fuel pressure in high 50s.compression good even on all. found #6,7 and 8 missing with power balance test with tech2,but during test.all 8 missf...
2001 Pontiac Aztek 3.4L BCM, locks, guages VIN: 3G7DA03E41
New to this type of vehicle I ask for help, and I thank you all who will reply. The customer complains of locks and fuel & temp guages that go inop once and a while. They continue to do this until he unhooks the battery, and then it will be fine again for a fe...

Fixes & Summaries for GM
Fix/Summary Answers
1999 Chevrolet Express 3500 5.7L Hesitation, Surge, harsh/no shift VIN: 1GCHG35R3X
Thanks all. The problem ended up being corrosion on the outside of the PCM, between the case & the connector. It had filled the area between the case & connector and was distorting the connector causing a bad connection. The connectors & pins were fine. We scr...
2000 Chevrolet Monte Carlo SS 3.8L eng. VIN: 2G1WX12K4W
Well gang,this was an easy eng. to swap,i did pull it thru the top,the salvage yard cut the harness,but it was easy to swap due togood sub-harness' at crank sensor existing. Dennis from iowa said;unhook everything except 4 subframe bolts,lower onto jackstands ...
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