Sierra 3500 Denali 2WD V8-6.0L (2011)
5. Using J 36511 install the oil fill plug.
Tighten the plug to 30 Nm (22 lb ft).
6. Lower the vehicle.
GMC Workshop Service and Repair Manuals
Fluid - Differential >
< Tremec 5-Speed (MQ7) - Manual Transmission|Page 1557
Page 3