Conditions for Running the DTC
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- The following DTCs are not set as current in the PCM:
- P0112
- P0113
- P0502
- P0503
- P2610
- The IAT input is not less than -7° C (19° F).
- DTC B0159 is not set in the HVAC control module.
- No loss of communication with the HVAC control module.
- The ignition has been in the OFF position for 10 hours