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Professional Automotive Repair Technical Discussions for January 14, 2018 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 | |
2011 GMC Sierra 2500 HD SLE 6.0L MIL Lamp on VIN: 1GT22ZCG9B Getting Stumped on this one, truck came in with code for rear O2, we diagnosed and replaced, scan tool readings were maxed out at 1.275mv, bias voltage is 1.9V going to sensor and had 1.2 - 1.25 returning back on Low Sig wire. It came back a week later wit... Trouble codes: P0138, P0158 |
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Fixes & Summaries for GM
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