Sierra 3500 Denali 4WD V8-6.0L (2011)
Caution: Refer to Fastener Caution (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution).
4. Tighten the 3 trailer brake control module bolts (1) to 6 Nm (53 lb in).
5. Install the trailer brake control module and bracket assembly to the frame.
6. Slide the trailer brake control module and bracket assembly (1) fully into the slotted holes of the vehicle frame.
