Sierra 3500 Denali 4WD V8-6.0L (2011)
1. Position the hitch platform to the vehicle.
Caution: Refer to Fastener Caution (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution).
2. Install the hitch platform bolts (6) to the frame weld nuts (2). Tighten the bolts to 100 Nm (74 lb ft).
3. Install the bolts (1) and nuts (7) securing the hitch platform to the frame rails. Tighten the nuts to 113 Nm (83 lb ft).
4. Install the hitch platform bolts (5) to the bumper weld nuts (4). Tighten the bolts to 140 Nm (103 lb ft).
