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Professional Automotive Repair Technical Discussions for May 5, 2012 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2002 Chevrolet Trailblazer LS 4.2L Engine VIN: 1GNDS13S02 Owner states that while driving a odor of fuel can be smelt, in the interior from the AC vents Ocassionally. And that after driving,when parked in a Garage the strong odor of fuel is smelled. After vehicle sets for a short time.No engine codes have been set. W... |
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| 2000 Pontiac Sunfire SE 2.2L engine VIN: 1G2JB5249Y Also checked PCM connectors for corrosion an checked PCM grounds all good. Engine cranks well but wont fire. Has good spark, good fuel pressure, injector pulse, exhaust not restricted, air intake good, compression good. This thing should fire right up. Cant be... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2007 Cadillac Escalade ESV 6.2L instument clustetr sorry for the delay in closing this-only just received the part and installed.A new cluster fixed this caddie as most of you told me it would.thanks for all of your responses. |
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| 1999 Chevrolet Blazer 4.3L No Start VIN: 1GNCS13W4X Ennis from California nailed it. I found 2 broken wires in the blue connector to the ECM. Wires off broke right at the terminals - Pins #31 & #32. Pin #31 goes to the crank sensor. Not sure where 32 goes but I repaired them both and it fired right up. Thanks ... |
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| 2002 Chevrolet Trailblazer LT 4.2L MIL Lamp on, Won't accelerate Thank you all for the advice. After double checking harnesses and doing wiggle tests to no avail, replaced the pcm and the vehicle starts and runs fine now with no mil light on. Trouble codes: P1271 (Excessive Difference between pedal position sensors), P1275 (Accelerator Pedal position sensor circuit 1). |
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