D4 (Overdrive Canceled)
WARNING: This page is about a different car, the 2004 Lincoln LS. However, it is still accessible from the selected car via links, so may be relevant.
The D4 (overdrive) position provides:
- Automatic shift 1-4 and 4-1.
- Apply and release of the torque converter clutch.
- Engine braking in 4th gear.