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Service Emissions System Message
Posted to Technical Discussion Forum on 10/13/2023 7 Replies

Customer replaced NOX sensor 1 himself with genuine AC Delco. Cleared his own DTC and came in with the message displayed and wanted it gone. Did sensor reset and went to fluid quality test and every time I do the test it ends with that it got interrupted. I am... Login to read more.

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car Vehicle Data

2012 Chevrolet Silverado 3500 HD LTZ 6.6L

VIN 1GC4K1C80C
Engine6.6 L
Trans6-speed Automatic (Electronic)

car Vehicle Data

2012 Chevrolet Silverado 3500 HD LTZ 6.6L

VIN 1GC4K1C80C
Engine6.6 L
Trans6-speed Automatic (Electronic)