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Professional Automotive Repair Technical Discussions for March 13, 2023 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2008 Buick Enclave CXL 3.6L Surge, Cuts out, MIL Lamp on VIN: 5GAEV237X8 Vehicle came in with the description of TSC light flashing and Vehicle Jerking. Unfortunately I have not been able to reproduce that symptom. What I do have consistently is that you hit the accelerator and it sits there thinking for a bit before it does an... Trouble codes: P0014 (Exhaust Camshaft Position System Performance), P0017 (Crankshaft Position - Exhaust Position Correlation), P0341 (Intake Camshaft Position Sensor Performance Bank 1), P0391 (Exhaust Camshaft Position Sensor Performance Bank 2), P0496 (Evaporative Emission System Flow During Non-Purge), C0561 (System Disabled Information Stored Invalid Data Received) |
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| 2009 Cadillac CTS 3.6L Poor Idle Quality VIN: 1G6DV57V09 The car has no check engine lights and misfire counters stay at zero. the car idles rough but runs fine on the road. the fuel trim seems fine just a bit rich. |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2010 Chevrolet Silverado 1500 Hybrid 6.0L No Start, Cam/crank waveform VIN: 3GCXKUEJ7A timing chain rail guard broken, compared to good knowsn cam/crank waveform revealed discrepancy Trouble codes: 0016 (Ckp/cmk correlation), 0011 (Intake cmp). |
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| 2001 Pontiac Bonneville SSEi 3.8L Poor Idle Quality, Misfire VIN: 1G2HZ54151 Thanks for all the help. We found the problem, but did not fix the car. When he brought the car back, the plug was cracked again. We took out the plug and put pressure on the cooling system all night. When we came the next morning, no pressure. Turned the car ... Trouble codes: P0300 (Missfire). |
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