Case Extension Assembly Removal

WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.

Courtesy of GENERAL MOTORS COMPANY

Automatic Transmission Case Extension Bolt (1) - Remove [6x]

CAUTION:

Before removing or installing the automatic transmission case extension, place the transmission in a holding fixture with the transmission in a vertical position and the case extension facing up. Failure to do so may result in transmission internal damage.

NOTE:

Ensure the park pawl is not engaged.
It may be necessary to loosen or remove the park pawl actuator bolts in order to remove the case extension.

Automatic Transmission Case Extension (2) - Remove

NOTE:

The seal is reusable, inspect the seal and replace if damaged.

Automatic Transmission Case Extension Seal (3) - Remove