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Professional Automotive Repair Technical Discussions for November 18, 2019 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 | |
| 2014 GMC Sierra 1500 SLT 5.3L Mechanical VIN: 3GTU2VEC7E Anyone had one of these 1500 gm pick- ups w/the 5.3 motor come in with coolant in trans fluid? 100K miles. I have a one that started to shift bad & get the railroad track shutter T/C feel sympton No codes. Fluid milky but not as bad as we have seen. |
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| 2014 GMC Terrain SLE 2.4L Hesitation, Cuts out, Stall, MIL Lamp on VIN: 2GKALTEK4E vehicle will intermittently stall in reverse and drive once engine is at operating temperature. both solenoids intake and exhaust. using lap scope i have an good square waveform from both.oil has been changed. if watching the pids when this occurs. cmp des... Trouble codes: P0011 |
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| 2002 Pontiac Grand Prix GTP 3.8L MIL Lamp on VIN: 1G2WR12102 This supercharged Pontiac has a lean code that we cant trace down. The fuel trim (Long Term) remains around 16% at idle or driving while the Short Trim stays around 0. Smoke-tested the engine with no positive results. Replaced the internal PCV valve and o-... Trouble codes: P0171 (Lean Fuel Bank 1 There is no Bank 2 O2 Sensor only Bank 1) |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2007 Chevrolet Cobalt LS 2.2L Poor Idle Quality VIN: 1G1AK15F87 We found out on this one that you cannot always trust new parts. I had a good friend that is a tech at another shop stop and look at this one, he double checked all timing marks were correct just as I thought they were. He recommended another new timing chain ... Trouble codes: P0016 (Crank/cam correlation). |
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