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Prev Professional Automotive Repair Technical Discussions for June 15, 2013
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Open Help Requests for GM
Help Request Answers
1995 Buick Regal Custom 3.8L No Start VIN: 2G4WB52L3S
THE CAR IS A NO START Good spark ,good pulse width, 40 psi fuel pressure. Scoped CKP AND CMP-very good signals. Compression 165 psi. Engine tries to start but will not start. No codes set. Security light goes on and 5 seconds latter goes off. I am thinking jum...
2004 Chevrolet Impala LS 3.8L Abs/Tpms VIN: 2G1WH52K64
Hi there people,i have this cheve that came in with a constant abs/tcs activation and abs light,and codes for both front wheel sensors and low tire pressure warning light on, after replacing both hubs and rf harness abs is now operating as it should and no abs...
2010 Chevrolet Silverado 1500 WT 4.8L Surge, Misfire VIN: 1GCPKPEAXA
2010 CHEV 4.8...Fuel pressure is 70 psi when key is turned on . When the engine is cold & vehicle is started ,pressure stays at 58 psi & after 20 seconds pressure drops to 43 psi When the engine is hot,turn truck off & turn key on,engine off ,pressure is 70 ps... Trouble codes: P0300, P0172 (System rich bank 1), P0175 (System rich bank 2)

Fixes & Summaries for GM
Fix/Summary Answers
2004 Chevrolet Trailblazer LS 4.2L Gears VIN: 1GNDT13S84
Replaced the oil pump again pressure got stable.After half hour oil pressure now went up too high so changed EPC too and everything back to normal.Thanks for all you help guys.
2008 Chevrolet Impala LT 3.5L column VIN: 2G1WT58K18
Wrong noise. After personally talking to customer I found out the complaint was actually a brake squeek. Thanks for many replies. Recommended fixes include steering intermediate shaft, clockspring, and a TSB from GM for updated rack tower,bearing and seal for...
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