Coasting Downshifts
WARNING: This page is about a different car, the 2003 Buick Regal and 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
- Place the gear selector in the O/D position. Accelerate the vehicle to 4th gear with the TCC applied. Release the throttle and lightly apply the brakes.
- Verify the TCC releases, and downshifts occur at speeds shown in the shift speed chart. See SHIFT SPEED SPECIFICATIONS .