October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Diagnostic Aids

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.

If replacing only the Differential Control Module, run Prepare the Control Module for Removal.
If original Differential Control Module is not communicating, skip the Prepare the Control Module for Removal step.