Coasting Downshifts
WARNING: This page is about a different car, the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, 2018 Cadillac Escalade ESV, and 2018 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.
- Place the gear selector in the DRIVE position.
- Accelerate the vehicle to 10th gear with the TCC applied.
- Release the throttle and apply the brakes.
- Verify that the downshifts occur as commanded by monitoring gear ratio, which should change after commanded gear changes.