Trailer Brake Control Module Replacement

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Trailer Brake Control Module & Bolts

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
Preliminary Procedures Turn the ignition switch to the OFF position. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
1	Trailer Brake Control Module Bolt (Qty: 3) NOTE: Refer to Fastener Notice . Procedure: Loosen, but do not remove the bolts. It is not necessary to completely remove the bolts. Tighten: 9 N.m (80 lb in)
2	Trailer Brake Control Module Procedure Disconnect the electrical connector. Slide the module upward to remove. If installing a new trailer brake control module, program the module. Refer to Control Module References .

Callout

Component Name

Preliminary Procedures

Turn the ignition switch to the OFF position.
Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .

Trailer Brake Control Module Bolt (Qty: 3)

NOTE: Refer to Fastener Notice .

Procedure:
Loosen, but do not remove the bolts. It is not necessary to completely remove the bolts.

Tighten: 9 N.m (80 lb in)

Trailer Brake Control Module

Procedure

Disconnect the electrical connector.
Slide the module upward to remove.
If installing a new trailer brake control module, program the module. Refer to Control Module References .