Engine Cooling System: Engine: Thermostat: Removal: Removal

CAUTION:

Do not loosen radiator draincock with system hot and pressurized. Serious burns from coolant can occur.

CAUTION:

The Thermostat and housing is serviced as an assembly. Do not remove the thermostat from the housing, damage to the thermostat may occur.

Fig 1: Engine Cover And The Air Intake Assembly

Courtesy of CHRYSLER GROUP, LLC

Remove the engine cover.
Remove the air intake assembly (1).
Drain the cooling system.

Fig 2: Positive And Negative Battery Cable, Nut
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Disconnect the negative (2) and the positive (1) battery cable.
Remove the battery hold down nut (3) and remove the clamp.
Remove the battery (4).

Fig 3: Battery Tray Bolt And Nut
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Remove the battery tray bolt (2) and nut (3) and position the tray aside.

Fig 4: Coolant Recovery Bottle Return Hose, Lower Radiator Hose & Oil Cooler Return Hose
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Remove the coolant recovery bottle return hose (2).
Remove the lower radiator hose (3).
Remove the oil cooler return hose (4).

Fig 5: Engine Coolant Temperature Sensor & Heater Supply Hose
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Disconnect the engine coolant temperature sensor (2) harness connector.
Remove the heater supply hose (1).

Fig 6: Engine Coolant Temperature Sensor & Thermostat Mounting Bolts
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Remove the engine coolant temperature sensor (4).
Remove the thermostat mounting bolts (2).

Fig 7: Thermostat & Gasket Seal
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Remove the thermostat from the engine block and discard gasket seal.
Remove the temperature sensor.