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Home >> Hummer >> 2009 >> H3 L5-3.7L >> Repair and Diagnosis >> Engine, Cooling and Exhaust >> Cooling System >> Radiator Cooling Fan >> Service and Repair >> Fan Replacement
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Fan Replacement




Fan Replacement (LLR) (3.7L)

Special Tools
* J 41240 Fan Clutch Remover and Installer
* J 46406 Fan Clutch Remover and Installer

Removal Procedure

1. Remove the fan shroud. Refer to Engine Coolant Fan Shroud Replacement (LH8) (Service and Repair)Engine Coolant Fan Shroud Replacement (LLR) (Service and Repair).




2. Using J 41240 and J 46406 loosen the fan clutch.




3. Remove the fan hub nut in a counterclockwise rotation.
4. Remove the cooling fan (2) from the fan clutch. Refer to Fan Clutch Replacement (Service and Repair).

Installation Procedure

1. Install the cooling fan to the fan clutch. Refer to Fan Clutch Replacement (Service and Repair).





Warning

Do not use or attempt to repair a damaged cooling fan assembly. Replace damaged fans with new assemblies. An unbalanced cooling fan could fly apart causing personal injury and property damage.

2. Install the J 46406 and the J 41240 to the fan clutch.

Caution: Refer to Fastener Caution (Fastener Caution).

3. Install the fan hub nut to the pulley and hand tighten in a clockwise rotation.

Tighten the fan clutch nut clockwise to 56 Nm (41 lb ft).

4. Install the fan shroud. Refer to Engine Coolant Fan Shroud Replacement (LH8) (Service and Repair)Engine Coolant Fan Shroud Replacement (LLR) (Service and Repair).

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