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Professional Automotive Repair Technical Discussions for February 10, 2021 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 |
Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2016 Chevrolet Silverado 3500 HD LT 6.0L Misfire, MIL Lamp on VIN: 1GB3CZCG4G I had to pull the plug on this one. Their had been to many hands on it and a litany of parts installed before it ever landed on my lot. Unplugging the front 0/2s sent the fuel control into open loop and their was some change for the better. The GM Bulletin for... Trouble codes: P0449 (Evap Vent Solenoid Control Circuit), P0175 (Fuel Trim Sys Rich Bank 2), P0157 (HO2S Circuit Low Voltage Bank 2 sensor 2), P0152 (HO2S Circuit High Voltage Bank 2 sensor 1), P0137 (HO2S Circuit Low Voltage Bank 1 Sensor 2), P0132 (HO2S Circuit High Voltage Bank 1 Sensor 1). |
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