Action Taken When The DTC Sets
WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
TCM performs the following actions if DTC is set:
- The transmission will lock in Neutral.
- DTC will be stored in the TCM history.
- The TCM freezes shift adapts.
- Illuminates the MIL when active.
- Locked in Neutral.
- TCM inhibits TCC engagement.