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Professional Automotive Repair Technical Discussions for November 8, 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 | |
| 2008 Chevrolet Uplander LS 3.9L MIL Lamp on VIN: 1GNDU23198 this vehicle is driven mainly short runs by an elderly couple. P0420 will set intermittantly if cleared. If driven on highway for a half hour or longer it will clear the code. has new plugs and wires,no evidence of coolant ingestion, and no power loss sugg... Trouble codes: P0420 |
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Fixes & Summaries for GM
| Fix/Summary | Answers |
