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Professional Automotive Repair Technical Discussions for August 26, 2013 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1998 Buick LeSabre Custom 3.8L No Start VIN: 1G4HP52K4W Have had this car here for a few days, and have not been able to pinpoint why there is no spark to any of the cylinders?? Ign module is well grounded, and has sound battery and ignition voltage while cranking. Scanner shows RPM,3x & 18x signals (All 200-250). ... |
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| 2001 Buick Park Avenue 3.8L Surge VIN: 1G4CW54K31 This one has me baffled. This is my own personal vehicle. I have been plagued with this surging issue for just over a year but has gone from very intermit to consitant now. The vehicle will start to have a surge/chug from around 46-60mph usually after torque c... |
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| 2000 Cadillac DeVille 4.6L coolant VIN: 1G6KD54YXY Hello all hope to get some insight on this one. I have a northstar engine that's over heating. It came in low on coolant and had a leak at the upper radiator hose. Repaired the leak test drove and it over heats still. I have checked for combustion gas in coola... |
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| 1974 Chevrolet Nova Custom 5.7L No Start VIN: 1Y27H4L198 I only work on an engine like this once every year or two but being as this should be a fairly simple setup it is becoming very frustrating and I am hoping someone can point out the obvious that I feel I must be overlooking. To start with this car came in beca... |
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| 2001 Chevrolet Suburban 1500 5.3L Cuts out, MIL Lamp on VIN: 3GNFK16T71 This suburban will accelerate fine up to 25 miles per hour, then cuts out. At 25 mph the RPMs drop and will not accelerate. If I feather the throttle lightly I can get it up to 60 mph. Any ideas on what this may be? Thanks Trouble codes: P0131, P0151 |
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| 2009 Chevrolet Suburban 1500 LT 5.3L Back up lights VIN: 1GNFC26019 Greetings all and thanks for taking your valuable time to help, much appreciated. No reverse/backup lights coming on. Lights work when I activate the back up lamp relay from the BCM X2 connector pin 22 D BU wire. Based on alldata, I'm not getting backup comman... |
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| 2007 Hummer H3 3.7L a/c compressor VIN: 5GTDN13E97 Blower fan is working fine on all speeds. When a/c button is pushed it blinks for 10 seconds and then goes off. The a/c compressor is never sent power during the time it is blinking. A/C compressor turns on when powered at fuse. Compressor relay tested and is ... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2004 Buick Rendezvous CX 3.4L speedometer VIN: 3G5DA03EX4 FOUND OUT THAT THE PLUG WIRE WAS BROKEN AND THJAT DID THE TRICK ,THANKS FOR ALL OF YOUR REPONCES AND GODBLESS |
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| 2004 Chevrolet C4500 Kodiak C4U042 6.6L Srs air bag VIN: 1GBE4E1134 Thanks to all that responded especially Craig and Alex. When I was looking at the schematic I was not seeing that the sdm was being tricked by the resistor block. The resistors were located behind the drives kick panel and the yellow 12v feed wire had corroded... |
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| 2003 GMC Savana 1500 5.3L Instrument cluster VIN: 1GDFH15T03 Thanks again for the help. We found the new power distribution center was missing an injector fuse. The new power distribution center came with new fuses so we assumed they were all there. |
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| 2007 Hummer H3 3.7L Hesitation VIN: 5GTDN13E47 ran some gm top engine cleaner through it and she is running perfect now. thanks guys Trouble codes: P0300. |
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