Conditions for Running the DTC

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.

P1051, P20B9, P20BB, P20BC

DTC P205B, P205C, P205D, U010E = Not set
Ignition On or Engine Running
Ignition Voltage = Greater than 11 V

Frequency the DTC runs = Continuously - After the running conditions are met

P20BA

DTC P20B9, P20BB, P20BC, P248A, U010E = Not set
Ignition On or Engine Running
Ignition Voltage = Greater than 11 V
Reductant Heater 1 = On

Frequency the DTC runs = Continuously - After the running conditions are met

P248A, P248B

DTC P205B, P205C, P205D, U010E = Not set
Ignition On or Engine Running
Ignition Voltage = Greater than 11 V
Reductant Heater 1 = On

Frequency the DTC runs = Continuously - After the running conditions are met