Coolant Thermostat Housing, Removing And Installing: Removing

-- Remove the engine cover. Refer to ENGINE COVER, REMOVING AND INSTALLING .

-- Remove the bolts -arrows- for the coolant line from the intake manifold.

Fig 1: Locating Air Guide Pipe Bolts

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-- Remove the coolant pump. Refer to COOLANT PUMP, REMOVING AND INSTALLING .

-- Remove the Throttle Valve Control Module -J338-. Refer to Throttle Valve Control Module -J338-, REMOVING AND INSTALLING .

-- Lift clamps -1 and 2- and remove coolant hoses.

Fig 2: Identifying Coolant Hose Connectors

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-- Disconnect the connectors -1, 2 and 3- underneath the intake manifold.

Fig 3: Connectors

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-- Remove the bolts -arrows- for the bracket -A-.

Fig 4: Locating Bracket Bolts

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-- Remove the connector -arrow- from the After-Run Coolant Pump -V51- -1-.

Fig 5: Identifying After-Run Coolant Pump

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-- Remove the nut -3- and remove the After-Run Coolant Pump -V51- -1- from the bracket -2-.

-- Push the generator wire to the side. Remove the bolt -3- from the coolant thermostat housing.

-- Remove the remaining bolts -1 through 5-.

-- Remove the thermostat housing from the centering pins and remove the engine oil cooler.

Fig 6: Coolant Pump/Thermostat Tightening Sequence

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