Conditions for Running the DTC
WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- Voltage supplied to the module is in the normal operating voltage range of 9-16 volts.
- DTCs U1300, U1301 or U1305 do not have a current status.
- The vehicle power mode requires serial data communication to occur.