| 1. | Drain the engine coolant. |
| 2. | Remove the air cleaner housing assembly. |
| 3. | Remove the harness bracket (A), and cover the air fuel ratio (A/F) sensor connector and secondary heated oxygen sensor (secondary HO2S) connector with a tape to protect the connectors from engine coolant, then remove the lower radiator hose (B), the water bypass hoses (C), and the heater hose (D).
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| 4. | Remove the exhaust gas recirculation (EGR) pipe.
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| 5. | Disconnect the EGR connector. |
| 6. | Remove the thermostat housing.
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| 7. | Remove the EGR valve (A), thermostat cover (B), and thermostat (C).
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| 1. | Install the new rubber seal (A) onto the thermostat, then install the thermostat (B) with pin (C) up, and install the thermostat cover (D).
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| 2. | Install the EGR valve (E), using a new gasket (F). |
| 3. | Install the thermostat housing (A), using a new gasket (B) and new O-ring (C).
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| 4. | Connect the EGR connector. |
| 5. | Install the EGR pipe (A), using a new gaskets (B).
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| 6. | Install the lower radiator hose (A), heater hose (B), and water bypass hoses (C), then install the harness bracket (D).
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| 7. | Install the air cleaner housing assembly. |
| 8. | Refill the radiator with engine coolant, and bleed air from the cooling system with the heater valve open. |