Sierra 1500 4WD V8-5.3L VIN Z Flex Fuel (2005)
1. Install the fan clutch bolts from the rear of the fan blade.
2. Notice: Refer to Fastener Notice in Service Precautions.
Install the fan clutch bolts.
Tighten the bolts to 23 Nm (17 ft. lbs.).
3. Install the fan assembly.
4. Install the J46406 to the fan clutch.
Tighten the nut clockwise to 56 Nm (41 ft. lbs.).
5. Install the upper fan shroud.
