Conditions for Setting the DTC
WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- The PTOM detects a valid stuck signal on one or more of the PTO switch circuits: SET -, RES +, 1 or 0.
- The above condition is present for greater than 90 seconds.