Set Up a Theft Deterrent Module (TDM) Using New Keys: Notes
WARNING: This page is about a different car, the 2009 Chevrolet HHR. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
Use this procedure only if replacing the TDM using new vehicle keys.
The TDM must be replaced prior to beginning this procedure.
The TDM must be replaced prior to beginning this procedure.