Terminal Removal Procedure
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.
Disengage the TPA to the released position by using a small screwdriver to gently pry it away from the connector body, it may be necessary to alternate side to side until fully released shown above.
Insert removal tool J-38125-215A into the access hole of the terminal being removed until the locking tab is released, then gently pull on the wire to remove the terminal from the connector.