Manual 4-1 Downshift

WARNING: This page is about a different car, the 2002 Oldsmobile Intrigue and 2001 Oldsmobile Intrigue. However, it is still accessible from the selected car via links, so may be relevant.

Place the gear selector in the Overdrive position. Accelerate the vehicle to 40 MPH. Release the throttle while moving the gear selector to 1st. Verify the following:

The TCC releases.
The transaxle downshifts immediately to 2nd gear.
The engine slows the vehicle.
The transaxle downshifts to 1st gear at the calibrated speed, typically 30-40 MPH.