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.
Either one of the below conditions has to satisfied:
- Ignition 0 voltage is between 8-16 volts.
- Power maintain is true and DC/DC direction is 42 to 14 volts.