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Professional Automotive Repair Technical Discussions for July 6, 2016 International Automotive Technicians' Network (iATN) - Members Only |
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| (Also Available: All, Asian, Chrysler, European, Ford, GM.) | ||
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Open Help Requests for GM
| Help Request | Answers | |
| 2005 Buick LaCrosse CXL 3.8L DIC system VIN: 2G4WD532X5 Yesterday,everything was fine. Today I have not yet driven the car,but noticed the DIC (driver info center) is inoperative. Won't light up or respond to input from the dash buttons. I'm not sure where to start as there is no indication which fuse controls this... |
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| 2001 Chevrolet Suburban 1500 5.3L Hard Steering VIN: 3GNFK16TX1 We think that the steering gear box is bad but cant prove it, dont know how to prove it. We think that the assist for left steering in gear box is bad? |
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| 2005 Chevrolet Impala LS 3.8L Excessive Emissions, Poor Idle Quality, Hesitation, Cuts out, Stall VIN: 2G1WH52K05 ok so here goes i had a customer bring me a vehicle that runs fine in the morning or all day i think until the first time you shut off the key then the car starts then dies repeatedly like its a security problem but its not if u hit the accelerator it will run... Trouble codes: P0336, P0385 |
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| 2008 Chevrolet Tahoe LTZ 5.3L Lifter and cam VIN: 1GNFC13068 Had a misfire on cylinder 3. Found running compression was a little lower that the other cylinders. Pulled left head and found intake lifter and cam lobe scored. before replacing the camshaft and lifter is there anything I should be looking for that would aff... |
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| 1997 GMC C1500 Sierra GT 4.3L No Start VIN: 1GTEC14W4V Really having a lot of problems with this truck, definitely in need of some input and any suggestions are appreciated. I towed this truck in about two weeks ago, the fuel pump was clearly not running. Put 12v directly to the fuel pump from the relay with my po... |
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| 2009 GMC Acadia SLE 3.6L Poor Idle Quality, Hesitation, Stall, Misfire, MIL Lamp on VIN: 1GKER13D69 This car is driving me up the wall i have fixed other acadias but this one is going in record bad misfire from cyl#5. I hear knocking when accelerate to 3,000 rpm. Can this be a chain issue with no chain codes? Trouble codes: P0305 (Misfire at cyl 5) |
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| 2012 GMC Acadia SLT 3.6L Hesitation VIN: 1GKKVRED9C When driving vehicle around 40 mph you let off the gas to coast and when you get back into the gas slightly the vehicle will hesitate/stumble and then will pick back up. Most prevalent when you're in 5th gear. |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1998 AM General Hummer 6.5L Hesitation, Cuts out, Stall VIN: 137ZA8434W Replaced the PMD with better brand (they said they put a resistor in it for more horsepower/torque) and moved it farther away from the engine bay behind a cover on the passenger side that protects HVAC lines. |
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| 2002 Chevrolet Silverado 1500 5.3L No Start VIN: 2GCEC19T22 Got some great help from other tech's but nothing worked customer picked up truck with out us fixing it I want to thank IATN for all they do to put this together Trouble codes: N0NE. |
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| 2007 Chevrolet Trailblazer LT 4.2L MIL Lamp on VIN: 1GNDT13S67 The repair was a new computer. Customer was trying to decide repair or trading truck. Finally decided on repair. Trouble codes: P0449 (EVAP Vent Solenoid). |
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