LC3, LY7

Engine Coolant Fan Motor Replacement (LC3, LY7) (4.4L SC, 3.6L)

Removal Procedure

1. Remove the cooling fan assembly. Refer to Engine Coolant Fan Replacement (LH2 Heavy Duty Cooling) (Service and Repair)Engine Coolant Fan Replacement (LC3, LY7) (Service and Repair)Engine Coolant Fan Replacement (LH2 without V92, LLT) (Service and Repair).




2. Remove the fan blade retaining nut (1) from the motor.




3. Remove the fan blade from the motor shaft.




4. Remove the motor retaining screws (1).




5. Remove the motor from the shroud.

Installation Procedure




1. Install the motor to the shroud.





Caution: Refer to Fastener Caution (Fastener Caution).

2. Install the cooling fan motor retaining screws (1) and tighten to 5 Nm (44 lb in).




3. Install the fan blade to the motor shaft.
4. Rotate the fan until the fan drops onto the shaft.




5. Install the fan blade retaining nut (1) to the motor and tighten to 7 Nm (62 lb in).
6. Install the cooling fan assembly. Refer to Engine Coolant Fan Replacement (LH2 Heavy Duty Cooling) (Service and Repair)Engine Coolant Fan Replacement (LC3, LY7) (Service and Repair)Engine Coolant Fan Replacement (LH2 without V92, LLT) (Service and Repair).