Sierra 2500 Denali 2WD V8-6.0L (2011)
Tighten the bolts to 27 Nm (20 lb ft).
9. Install the drain plug (7) and drain plug seal (6).
Tighten the drain plug to 35 Nm (26 lb ft).
10. Lower the vehicle.
Caution: Use only clean and approved transmission fluid.
11. Refill the transmission with DEXRON(R)VI Automatic Transmission Fluid. Refer to Fluid Capacity Specifications (See: Fluid -
A/T/Specifications/Capacity Specifications).
Note: Remember fluid remains in the external circuits and transmission cavities after draining the transmission.
12. Check the transmission fluid level. Refer to Transmission Fluid Level and Condition Check (See: Testing and Inspection/Component Tests and
General Diagnostics/Allison - Automatic Transmission/Transmission Fluid Level and Condition Check).
