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Professional Automotive Repair Technical Discussions for June 22, 2012 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2006 Buick Lucerne CX 3.8L Steering VIN: 1G4HP572X6 Well this car came in for alignment.i went for a test drive and found that when i turned left out of my drive all was pretty good a slight drift to left.when i turned right out of my drive, a noticeble pull to the right.no noises heard.repeated test several ti... |
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| 1972 Chevrolet C10 Pickup 4.1L Shifter We haved exhaused every resource we have.Cannot find anyone that still makes shifter bowls and tubes.Years ago every parts store in the country carryed these parts.There have to be some somewhere.The owner is very attached to this truck and does not want a flo... |
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| 1996 Chevrolet K1500 Cheyenne 5.7L fuel gauge VIN: 2GCEK19R7T This one is making me scratch my head due to conflicting information i'm getting on it. The syptom is whenever the customer drives over a bump or makes a turn, the fuel gauge bounces around with the sloshing of theh fuel. First off, the wiring diagram does not... |
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| 2000 Chevrolet Tracker 2.0L Poor Idle Quality, Misfire, Poor Fuel Economy, flooded full ritch VIN: 2CNBE13C5Y viehicl came in for a mis spark plugs and fix #4 coil bolt but still mis fire pulled plugs carbon fouled full ritch sitsuation donot have data for injector on time or dwell time looking for data and back prob location if at computer ground time or at injector ... |
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| 2001 Chevrolet Monte Carlo LS 3.4L No Start VIN: 2G1WW12E71 There is no radio or clock display, radio doesn't work but the security light on the radio is blinking like normal. Also, the only light that works on the IPC, with key on, is the check engine light. Scanned for fault codes, codes in the PCM, ABS, SIR, and Rad... Trouble codes: P1626 (Theft fault), U1040 (No communication with abs module), U1096 (No communication with the ipc module) |
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| 2008 Chevrolet Cobalt LS 2.2L blower motor VIN: 1G1AK58F98 i cut out the blower motor per manufacturer specs, replaced with aftermarket...there is little to no air movement change out of the vents speed setting 4 feels like 1. i took the motor back out of the case and adjusted the speed to see if the motor was bad. it... |
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| 2004 GMC Sierra 1500 SLE 4.8L pcm reset VIN: 2GTEC19VX4 completed drive cycle,set monitors,all ok.key off 5 min.lost readiness status.checked and verifyed pcm powers/grnds etc.we believe to be internal pcm fault.i would like to be as positive as could be before we replace the pcm.(we could not persuade the test lan... |
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| 2007 GMC Yukon XL 1500 Denali 6.2L A/C Problem VIN: 1GKFK66887 My brother brought his gmc yokon up for me to do a bunch of repairs and maint. To it. He told me that every once in a while with the a/c on the drivers side will blow hot air,the other vent will be cold. I did scan the body control module and the heater contro... |
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| 2005 Pontiac GTO 6.0L Antitheft VIN: 6K12345675 Can't seem to find any diagnostic tree for this code. Car starts fine, theft light is off, no other codes. P1677 is locked in and won't clear. |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1994 Chevrolet S10 LS 4.3L Hesitation, Cuts out, Misfire VIN: 1GCDT19W0R Thank you all for your overwhelming support and advice. While the deadheading fuel pressure was obviously not a good situation, the fuel pressure was not the issue. I know the idle pressure is low, but that's not the concern. What we found was rather surprisin... |
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| 2006 Chevrolet Trailblazer LT 4.2L MIL Lamp on VIN: 1GNDT13S26 I put the hose back on the pump and zip tied all hoses so they wont fall of as easy. All is well a week later no more check engine. I suggest when working on newer stuff like this read up and learn about how the whole system works and inspect the entire thin... |
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| 1991 GMC K2500 Sierra SLE 5.7L transmission VIN: 2GTGK29KSM Thanks to all that responded. Cor Hit it right on the head, The switch on top of the transfer case tested open. Replaced the switch and the truck shifted great in 4lo. The problem with information was that all data called the switch the 4WD light switch. ... |
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| 1996 GMC K1500 Sierra SL 6.5L Excessive Emissions, Hesitation VIN: 1GTEK19S4T Still no luck I cant crack this one if there is any more sugestions I am always open to them, I wanted to say thank you to all your hard work and effort. |
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| 1998 Oldsmobile Aurora 4.0L Outlet Temp Difference Of 20 Degrees VIN: 1G3GR62C4W Thank you for all the replies. I evacuated and recharged one more time and this time pulled a 35min vacuum. Now I have a temp of 49 degrees from both sides. My low side pressure is at 50psi and high side at 220. |
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