3.7L Engine

Fig 1: Identifying Adapter Pins (8346) And Fan/Viscous Fan Drive Assembly

Courtesy of CHRYSLER GROUP, LLC

1 - SPECIAL TOOL 6958 SPANNER WRENCH WITH ADAPTER PINS 8346

2 - FAN

Disconnect negative battery cable.
Drain cooling system. Refer to STANDARD PROCEDURE .
If water pump is being replaced, do not unbolt fan blade assembly from thermal viscous fan drive.
Remove two fan shroud-to-radiator screws. Disconnect the coolant overflow hose.
Remove upper fan shroud and fan blade/viscous fan drive assembly from vehicle.
After removing fan blade/viscous fan drive assembly, do not place thermal viscous fan drive in horizontal position. If stored horizontally, silicone fluid in viscous fan drive could drain into its bearing assembly and contaminate lubricant.

Fig 2: Identifying Water Pump Pulley
Courtesy of CHRYSLER GROUP, LLC

1 - AUTOMATIC TENSIONER

2 - WATER PUMP PULLEY
Remove accessory drive belt (1). Refer to BELT, SERPENTINE, REMOVAL .
Remove lower radiator hose clamp and remove lower hose at water pump.
Remove seven water pump mounting bolts and one stud bolt.
CAUTION:
Do not pry on the water pump at the timing chain case/cover. The machined surfaces may be damaged resulting in leaks.
Remove water pump and gasket. Discard gasket.