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Prev Professional Automotive Repair Technical Discussions for August 18, 2012
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
1993 Buick Century Special 3.3L No Start VIN: 1G4AG55N7P
This vehicle will not start no fuel. fuel pressure is at factory spec's 44.psi. I'm getting an injector pulse but it seems weak. If I pressurize the fuel system and unplug an injector and ground the ground side of the harness which fires the injectors and drai...
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2001 Buick Century Limited 3.1L IP cluster
customer complained for the past 2 month PRNDL and odometer light does not work 75% of time Was not working when I first looked at it started to remove trim panel and it came on but dim. removed ip cluster and found no visabale problem with it or the plugin or...
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2000 Chevrolet Express 3500 LS 5.7L Poor Idle Quality, MIL Lamp on VIN: 1GBJG31R3Y
I have a problem, I am not sure what. Symptom was vehicle idling rough at times. Code was set for lean bank 2. I watched the scanner, and thought this was easy. The voltage on Bank 2 Sensor 1 would jump intermittently to 4 millivolts, and then back up to norma... Trouble codes: P0174 (Lean Bank 2)
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2007 Chevrolet Equinox LS 3.4L 1-2 2-3 3-4 4-5 shift VIN: 2CNDL13F67
This equinox flares 1000 to 2000 rpms between every shift but does not slip once engaged... We have drained and refilled it to the proper level win dex vi fluid and included a bottle sea foam trans tune, but it still has the same symptoms ... No codes ... Lean...
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2002 Pontiac Bonneville SLE 3.8L final drive vibration VIN: 1G2HY54KX2
any input would be greatly appreciated
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Fixes & Summaries for GM
Fix/Summary Answers
2005 Chevrolet Tahoe LS 5.3L Misfire VIN: 1GNEC13Z25
Muito obrigado para o especialista aconselha. Vocês são fantásticos. That's Portugease for "Thank you very much for the expert advise. You guys are fantastic." Once again the help I received from IATN not only met expectations but far exceeded expectations. Th... Trouble codes: P0303 (Misfire cylinder 3).
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1996 GMC C1500 Sierra SL 5.7L Cuts out, Misfire, VIN: 2GTEC19R8T
Guys I want to thank everybody for there input and incite. The final fix turned out to be timing chain & gears. They were wore out as much as a set could be and still intact. Installed new set and all things are back to predictable for a 96 vortec. Any additio... Trouble codes: P0307.
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1999 Pontiac Grand Am SE 3.4L Emissions VIN: 1G2NE52E4X
The owner of the car decided to take a conditional pass on her E test as apposed to me trying to fix the problem. Thanks for all your help. Wish I could post a fix because it really bothers me when I start something and the customer won't let me finish, kind o...
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