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.

P204B

DTC P103F, P1040, P1048, P1049, P2047, P2048, P2049, P204C, P204D, P208A, P208C, P208D, P20E9, P214E = Not set
After-Run = Complete
Ignition Voltage = Greater than 11 V
Reductant System = Not Frozen
Reductant System = Warmer than -7°C (19°F)

Frequency the DTC runs = After ignition Off - After the running conditions are met

P204C, P204D

Ignition = On
Ignition Voltage = Greater than 11 V

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