Action Taken When DTC Sets
WARNING: This page does not describe the selected car, but rather 13 other vehicles, including the 2002 GMC Yukon XL, 2002 GMC Sierra, 2002 GMC Savana Special, 2002 GMC Savana Camper Special, and 2002 GMC Savana. However, it is still accessible from the selected car via links, so may be relevant.
- While diagnostic response is active one of the following conditions can occur:
- If the shift selector is moved to NEUTRAL then the transmission will shift to NEUTRAL.
- If the selector is moved to REVERSE, then the transmission will shift to REVERSE.
- If the shift selector is moved to forward, then the transmission will shift to 3rd or 5th range, unless the transmission is compromised by overspeeding or direction change, then the transmission will shift to NEUTRAL.
- DTC P0708 will be stored in the TCM history.
- The TCM freezes shift adapts.
- Due to this failure and associated response, DTC P0722 and DTC P0845 also set.
- TCM inhibits TCC engagement.