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Professional Automotive Repair Technical Discussions for July 10, 2012 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1993 Cadillac DeVille 4.9L No Start VIN: 1G6CD53B0P Morning to everyone. I am looking for some help on the above vehicle. Vehicle was towed in with a no start condition. Originally had no power/no crank due to loose connection @ battery. After fixing this - car will crank and fire for a split second and die - w... Trouble codes: 58 (Pass Key Fault) |
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| 2000 Chevrolet Suburban 1500 LT 5.3L 2-3 Shift VIN: 3GNFK16T3Y This is my personal vehicle, i barely ever have time to look at it. I do not do a lot of trans work ( mostly r&r to send out). Ever since i drained and refilled transmission( for maintenance only) has started slipping on 2-3 upshift only when warm. Drove home ... |
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| 2005 Chevrolet Equinox LT 3.4L battery VIN: 2CNDL73F75 battery is dead every morning. customer says cooling fan would come on at random when vehicle is off, even hours after shut off. never expirienced this, just dead battery in the morning every day. checked for draw all day for two days and nothing found above .... |
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| 2007 Chevrolet Tahoe LTZ 5.3L master cylinder VIN: 1GNFK130X7 Completed manual brake flush, pedal goes to floor, completed automated bleed with scan tool and also rebleed twice, still goes to floor, feels like air in the system still but can't get rid of it. I have flushed tons of brakes like this with never a problem, s... |
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| 2008 Chevrolet Silverado 2500 HD WT 6.6L Starting VIN: 1GCHK24678 I don't know if the code set has anything to do with the "no start". When trying to start this truck, there is no power to the starter relay from the ignition. Sometimes it will energize for a split second when you turn the key off and then try and start. I ha... |
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| 1999 GMC Yukon Denali 5.7L No Start VIN: 1GKEK13R7X No start, no spark. Tried coil and cam sensor, no change. Replaced crank sensor with aftermarket part and engine started, ran good for two weeks and then quit again. Replaced crank sensor with Delco part, still won't start. Sometimes will throw one spark when ... |
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| 2003 GMC Envoy XL SLE 4.2L Rear A/C VIN: 1GKET16S33 A/c blows cold out of front air but hot from the rear a/c. Full charge in system. Once briefly the rear blew cold but then quit again. Does the rear a/c system have a seperate blend door set-up in the rear? i am not familiar with the rear a/c set-up in this ve... |
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| 2006 GMC Savana 3500 6.0L No power, runs poor VIN: 1GJHG39U36 After vehicle gets hot on long trip, when you pull of and idle when you start to accel, has no power, feels like it is running on 4 cyls and ac quits blowing cold air, turn off and wait a few minutes and all is fine Trouble codes: P0300 (Cyls 1357 in history only) |
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| 2002 Pontiac Grand Prix GTP 3.8L left cv shaft seal VIN: 1GNDTYF262 this vehicle came in with a leaking left cv shaft seal. After multiple attempts to replace the seal with napa and Oem parts as well as replaceing the shaft it always comes back a week later with the same leak between the shaft and seal. after each repair the v... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2001 Buick Park Avenue Ultra 3.8L Misfire VIN: 1G4CU54131 i am going to say carbon was the issue here. have drove 50 miles and have had no problems after doing carbon clean on the motor. Trouble codes: P0300 (Random cyl missfire). |
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| 2005 Chevrolet Equinox LS 3.4L Misfire, Poor Fuel Economy, MIL Lamp on VIN: 2CNDL13F95 after many an hour on Diagnostic I have come to a conclusion, MAF. With all your help I re visited the MAF readings and was able to determine that it was no functioning properly. After a replacement, I watched the readings and they were more like 40 gm/sec ! I... Trouble codes: P0300 (Random Multiple Misfire Detected). |
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| 2005 Chevrolet C4500 Kodiak C4C042 6.6L No Start, Poor Idle Quality, Cuts out, Stall, Poor Fuel Economy had 2 problems on this truck! 1 was fixed on its own(air trapped in the system)and coolant was low making the engine to shut off!!!nothing big!!!lol!!!thanks everybody!!! Trouble codes: P0621, P0622, P0670. |
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| 1999 Oldsmobile Intrigue GLS 3.5L Mechanical VIN: 1G3WX52H7X thanks for all the thing we ended up pull the intake off and we got it to come out it is a small room but we got it out thanks again for all the help out there |
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