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Professional Automotive Repair Technical Discussions for September 30, 2019 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2010 Chevrolet Traverse LT 3.6L MIL Lamp on VIN: 1GNLVFED5A This vehicle came in with a mil lamp on and codes p0008, p0016 and p0017, all cam timing codes for bank one. Inspected the timing chains and found excessive slack. I ordered cam tools and all parts from the dealership. Replaced chains, guides, tensioners a... Trouble codes: P0008, P0017, P0016 |
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| 2014 Chevrolet Impala LT 3.6L Comressorno Radiator Fan Operation VIN: 2G1125S31E Some times the fans don't come on when the AC is on therefore pressures go high and freon is released thru pop off valve. Scan tool shows AC request yes, fans 1&2 no at times, then there are times fans 1&2 request is yes and the fans run on low speed, this... |
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| 2009 GMC Acadia SLE 3.6L MIL Lamp on VIN: 1GKEV13D99 looking for some direction or guidance before replacing more parts Trouble codes: P0343, P0343, P0343, P0343 |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2006 Chevrolet Suburban 1500 Z71 5.3L MIL Lamp on, Reduced engine perf VIN: 1GNFK16Z66 Replaced complete engine harness with new due to overall condition and age. Vehicle was returned to customer 2 weeks ago and has been trouble-free since. Thank you all for the replies and help! For information: the new harness does come equipped with gold p... Trouble codes: P0120 (TP or APP sensor 1 circuit problem), P1516 (Throttle Actuator Control Module VS Throttle Actuator Position Performance), P2135 (TP Sensor 1-2 Correlation). |
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| 2007 GMC Sierra 1500 WT 5.3L Mechanical VIN: 2GTEK13M97 Timing chain fixed it. The tensioner guide was broken. I did stumble upon a fun fact: the power steering rack bolts have the same thread size and pitch as the harmonic balancer bolt. My balancer installer kit didn't fit, so I used a rack bolt and some spacers ... |
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