Conditions for Running the DTC
WARNING: This page is about a different car, the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, 2018 Chevrolet Suburban 3500 HD, and 2018 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.
- The engine speed is greater than 200 RPM.
- The transmission output speed is greater than 60 RPM.
- The transmission fluid temperature is between 20°C (68°F) and 130°C (266°F).
- Shift is complete and range attained is not neutral.
- DTC P0721, P0722, or P2771 is not set.