Conditions for Running the DTC: Notes
WARNING: This page is about a different car, the 2007 GMC Sierra, 2007 GMC Cab & Chassis Sierra, 2007 Chevrolet Silverado, and 2007 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
P0602
- The ignition switch is ON.
- The controller is identified as a service replacement ECM.
P0606
- The ignition switch is in Run or Crank.
- The power take-off (PTO) is inactive.
- The cruise control is inactive.
P060B
- The engine speed is more than 650 RPM.
- The ECM is powered up.
P061C
- The ignition is ON.
- The engine speed is less than 1,300 RPM.