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Professional Automotive Repair Technical Discussions for April 12, 2017 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 Chevrolet Tahoe LS 5.3L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: 1GNEK13TX5 Swapped coils, plugs, fuel injectors, wires for cylinders 5 and 7 and misfire stays. Have done all the tests stated in testing and results. Running horrible at idle and while driving. Scan tool data Cylinder 5 and 7 continuously counting misfires. Trouble codes: P0300 |
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2006 Chevrolet Silverado 1500 HD LT 6.0L MIL Lamp on VIN: 1GCGK13U56 Vehicle came in with a misfire on Cylinder #7. Found a bad spark plug and ignition coil. R & R the parts. Truck runs great. Road tested the truck and upon accel CEL started flashing but no misfire felt. Scanner shows Cyl 7 as a dead misfire. Yet the truck feel... Trouble codes: P1380 (Abs Rough Road), P0300 (Random Misfire Detected) |
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2007 Chevrolet Tahoe LTZ 5.3L No Start VIN: 1GNFK13097 Hi guys, I am wondering if there is any way to program a new BCM w/o Tech 2 or taking the vehicle to the Dealer? * I have Verus Pro, but no communication w/BCM, so I cannot view what special functions the Verus will or won't perform. Vehicle was towed in wi... |
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2012 Chevrolet Malibu LS 2.4L Balance Shaft Tensioner VIN: 1G1ZB5E08C Water pump replacement cam gear holder Kent Moore tool J43651 is not holding balance shaft gear and it lets the tensioner open up and the balance shaft chain is too tight resulting in a nice whine. The last three water pump jobs (ecotech motor) I have had to r... |
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2000 GMC Yukon SLT 5.3L Stall VIN: 1GKEK13V3Y Thank you for reading about my headache GMC. It is a well cared for vehicle but has sat the last 16-18 months. Customer said it ran fine when he parked it but when he went to start it up again, of course the battery was dead so he installed new one but the eng... |
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2010 Other GM Insignia 1.6L Surge, Cuts out VIN: W0LGT6EB0A Car after engine replace, new cylinder head, new turbine.. car has no power, strange acceleration during 2000...3000 rpm, turbine so hot then "lights", No power also after disconnect catalysator. High boost pressure, not logget yet, but 1,2bar. No dtc's... |
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1994 Pontiac Grand Am SE 2.3L water pipe to lower rad hose VIN: 1G2NE5537R Got this old bomb in my lap with the quad 4 engine. The coolant pipe that goes from the thermostat to lower radiaor hose is rusted through. This pipe goes under the oil pan and BETWEEN transmission extension housing and block. Doesnt seem I can get it out wit... |
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Fixes & Summaries for GM
Fix/Summary | Answers | |
2008 Cadillac CTS 3.6L accessorys VIN: 1G6DV57V88 After 2+ weeks driving with scanner plugged in, the car has never acted up again. Everything working as supposed to. Thanks for the help. Especially Jeff. |
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2006 Chevrolet Tahoe Z71 5.3L No Start VIN: 1GNEC13Z66 thanks you everyone, sorry i have not update this but we got the truck up and running, 2 issues the throttle body ground wasn't tight, and that wire gives ground to a few sensors, its located by the pass firewall by the oil pressure switch. and the second was ... Trouble codes: B2961. |
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2010 Chevrolet Impala LT 3.5L Excessive Emissions, Extended Crank VIN: 2G1WB5EK6A Ok...so here's the deal: Tested a fuel sample and the 43% "other" was completely accurate. Put the sample in the freezer and the "other" froze within under an hour...I think that proves my suspicions that the tank had a very high content of water mixed in. T... Trouble codes: P0172. |
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2010 GMC Sierra 2500 HD SLE 6.0L Trailer brake controls VIN: 1GT3CZBG1A Customer decided that the repair which could include reprograming the brake and fuel pump control module should be done at a GM dealer. He took the truck to the local dealer who was not able to make the repair either. |
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