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Professional Automotive Repair Technical Discussions for September 14, 2016 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1994 Chevrolet K2500 Cheyenne 6.5L Poor Idle Quality VIN: 1GCGK29F0R Have this truck here and it has a horrible knock at idle and when revving. Customer states it did not have it until the injection pump was replaced. My big question is, I'm almost positive it is being caused by the tdc offset not being set. All I have availabl... |
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| 2003 Chevrolet Avalanche 1500 5.3L No Start VIN: 3GNEC13T33 I'm getting my but kicked with this one guys it came in for a tac module mil on and an intermittently cranck no start. This an auto start that when you turn the key on ignition it continues to cranck the car but when it doesn't start it only crancks for like 2... Trouble codes: P1518 (Invalid serial data from tac module to pcm) |
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| 2010 Chevrolet Traverse LT 3.6L Power steering pump VIN: 1GNLVGED6A When car came in had no fluid in resivour pump was noisey and there was no power steering. Replaced power steering pump flushed power steering fluid used gm bleed procedure to bleed pump. Pump seems to be operating as it should with no if in system pump flows... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1989 Chevrolet K1500 Cheyenne 5.7L Surge, Stall VIN: 2GCEK19K6K Thank you all for the replies After speaking with the owner about the repairs he did before coming to me. He has decided to check his work instead of letting me go through it myself I am leaning toward a fuel delivery problem because once I got under the tru... |
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| 2007 Chevrolet Trailblazer LS 4.2L Poor Idle Quality, Hesitation, Cuts out, MIL Lamp on I would like To thank Francois from Quebec for the heads up on the wire color! Found the yellow wire I believe pin 40 broken under the plastic shield along with a couple others about 4-5 inches from the pcm coming out of the blue connector down where it takes ... Trouble codes: P2101 (etc), P1682 (Ignition circuit). |
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| 2008 Chevrolet Silverado 1500 WT 4.3L Hesitation, MIL Lamp on VIN: 3GCEC14X48 Sorry about the missing code number... specific code was P0341. I do thank everyone for their kind assistance. The tip off for me came when I discovered in the SI for P0341 a description of the cam sensor trigger profile as 2 narrow triggers and 2 wide ones! W... |
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| 2011 Chevrolet Cruze LT 1.4L Extended engine cranking VIN: 1G1PH5S96B - I verified no spark condition while symptom occurring. - The ignition module/coil pack assy. power circuit and ground circuit tested good even during symptom occurrence confirming the Engine Controls Ignition Relay circuit is good. BTW, the TSB for this upda... |
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