Milan FWD L4-2.5L (2010)
Thermostat Housing: Service and Repair
Thermostat Housing - 2.5L
Removal and Installation
NOTE: The thermostat and thermostat housing are serviced as an assembly.
1. With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to Vehicle Jacking and Lifting.
2. Drain the cooling system. For additional information, refer to Cooling System Draining, Filling and Bleeding See: Service and Repair.
3. Disconnect the Knock Sensor (KS) electrical connector and detach the wiring harness pin-type retainer.
4. NOTE: Disconnecting the heater hose first will aid in the removal of the bottom thermostat housing bolt.
Disconnect the heater hose at the thermostat housing.
5. NOTE: The view of the thermostat housing bolts is obstructed by A/C and engine components. However, the bolts can be removed using 1/4-in
drive hand tools.
Remove the 3 bolts and reposition the thermostat housing to gain access to the lower radiator hose clamp.
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Remove and discard the gasket.
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To install, tighten to 10 Nm (89 lb-in).