Conditions for Setting 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 gear range is not PARK or NEUTRAL.
- The AT VSS RPM has dropped greater than 1,000 RPM for at least 3.4 seconds.