Conditions for Setting the DTC: P0653
WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- The ECM detects the 5-volt reference 2 circuit voltage is more than 5.2 volts.
- The above condition is present for 2 seconds.