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Professional Automotive Repair Technical Discussions for May 4, 2023 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 | |
| 2016 Chevrolet Cruze LS 1.4L MIL Lamp on, P0420 VIN: 1G1PC5SG1G First, thank you for taking time to look ver this. The vehicle is acctually a "limited", with a 1.8l. I am currently the service manager at a mazda dealership. Took this vehicle in on trade with the ,"p0420", code. Went the inexpensive route, down stream... Trouble codes: P0420 (Cat efficiency below threshold) |
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| 2019 Chevrolet Silverado 3500 HD LT 6.0L MIL Lamp on VIN: 2GC2KREG9K The check trailer brake warning starts beeping intermittently, after a little while the check engine comes on with code u0191 lost fp module comm. No drivability concerns and the trailer brakes seem to keep working. It acted up after hooking up the custome... Trouble codes: U0191, U0137 |
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| 2017 GMC Terrain SL 2.4L MIL Lamp on VIN: 2GKALMEK2H Got this 2017 Terrain 2.4 that has a P2119- Closed Throttle Performance code that will not clear. Try clearing koeo and it never clears. Throttle has been replaced 3 times with one aftermarket one from dealer and one from junkyard. Code never clears. Car r... Trouble codes: P2110 (Closed Throttle Performance) |
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Fixes & Summaries for GM
| Fix/Summary | Answers |
