Cooling Fan - Installation

5.7L










NOTE: Viscous Fan Drive Fluid Pump Out Requirement: After installing a new viscous fan drive, bring the engine speed up to approximately 2000 rpm and hold for approximately two minutes. This will ensure proper fluid distribution within the drive.

1. Install fan blade assembly to the viscous fan drive. Tighten the bolts to 24 Nm (18 ft. lbs.) torque.
2. Position the fan shroud and the fan blade/viscous fan drive assembly to the vehicle as a complete unit.
3. Install the fan shroud.
4. Install the fan blade/viscous fan drive assembly to the water pump shaft. Tighten mounting nut to 50 Nm (37 ft. lbs.).
5. Install the coolant reserve/overflow container to the fan shroud.
6. Connect the negative battery cable.