Sierra 2500 Denali 2WD V8-6.0L (2011)
9. Slide the trailer brake control module (1) to remove the module from the bracket.
Installation Procedure
1. If installing a new trailer brake control module, partially install the 3 trailer brake control module bolts.
2. Install the trailer brake control module (1) to the bracket.
3. Slide the trailer brake control module in the bracket until the module bolts are resting against the back of the bracket slotted holes.
