Conditions for Running the DTC
WARNING: This page is about a different car, the 2006 GMC Yukon XL, 2006 Chevrolet Suburban, and 2006 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
- The engine is running.
- The engine speed is less than 4,000 RPM.
- This diagnostic runs continuously when the above conditions are met.