Rear Differential Clutch Control Module Replacement

WARNING: This page is about a different car, the 2013 Cadillac XTS. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Rear Differential Clutch Control Module & Components

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedures Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle
1	Protective Cover
2	Differential Clutch Control Module Bolts (Qty: 2) WARNING: The hydraulic pressure in the differential clutch is very high. To prevent personal injury, wait for at least 10 minutes before removing any parts from the differential clutch. CAUTION: Refer to Fastener Caution . Procedure DO NOT remove the mounting bolts, leave them attached to the Differential Clutch Control Module. Tighten 6 N.m (53 lb in)
3	Rear Differential Clutch Control Module and Seal Procedure Disconnect the electrical connector. NOTE: Some oil may leak with the Differential Clutch control Module and valve removed. If the Differential Clutch control Module and the valve separate, perform the following: Pull the valve straight out of the bore. Assembly the Differential Clutch control Module and the valve prior to the installation of the seal. Install the NEW seal. DO NOT re-use the old seal. Clean the area with a lint free cloth prior to installing the Differential Clutch Control Module and the valve. Program the rear differential clutch control module. Refer to Control Module References .