2.4L Multi Air: Installation

Clean the gasket mating surfaces.

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Install a NEW thermostat housing gasket (1).

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Rotate the loop clamp (1) clockwise at least 45° away from the thermostat mounting surface.

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Pull the intake manifold upper support bracket (1) slightly away from the engine and install the thermostat housing (2).

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Rotate the loop clamp (1) back into position against the thermostat housing flange.

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Install the four thermostat housing bolts (1) hand tight.

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Install the fasteners (1a) to the intake manifold upper support bracket (1b). Securely tighten the fasteners and previously installed thermostat housing bolts in a criss-cross pattern to the proper torque specification. Refer to TORQUE SPECIFICATIONS GAS ENGINE

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Bend the loop clamp end tab (1a) to secure the thermostat housing bolt (1b).

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Install the degas hose (1) to the thermostat housing and connect the quick-connect fitting.

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Install the coolant hose to the thermostat housing and engage the quick-connect coupling (2).
Connect and lock the Engine Coolant Temperature (ECT) sensor wire harness connector (1).

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Install the radiator hose (1) to the thermostat housing and securely tighten the clamp.
Install the battery tray and battery. Refer to TRAY, BATTERY, REMOVAL AND INSTALLATION .
Fill the cooling system. Refer to STANDARD PROCEDURE .
Install the engine cover. Refer to COVER, ENGINE, REMOVAL AND INSTALLATION .
Start engine and check for leaks.
Run the engine until it reaches normal operating temperature. Check the cooling system for correct fluid level. Refer to STANDARD PROCEDURE .