Download 1. Drain the cooling system. Refer to the procedure in this section. 2. Remove the upper radiator hose bracket bolt and the upper radiator hose bracket. 3. Reposition the water bypass hose clamp and remove the water bypass hose (8597) from the water hose connection (8592) . 4. If equipped with A/C, remove the drier to evaporator liquid line bracket bolt and the drier to evaporator liquid line bracket to gain access to the water thermostat (8575) . 5. If equipped with A/C, remove the suction accumulator/drier bracket bolts and the suction accumulator/drier bracket. 6. If equipped with A/C, position the suction accumulator/drier (19C836) and drier to evaporator liquid line (19837) out of the way. 7. Remove the four water hose connection bolts and the water hose connection. 8. Remove the water thermostat from the thermostat housing. Installation 1. Clean the thermostat housing cover mating surface and groove of any remaining sealant. 2. Completely clean any coolant from these areas. 3. NOTE: Position the water hose connection on the thermostat housing within five minutes of applying the silicone sealant. Apply a continuous bead of silicone sealant to the inner surface and the perimeter of the water hose connection . The sealant should be 2.0-3.0mm (0.08-0.12 inch) wide on all sealing areas. 4. NOTE: When installing the water thermostat , ensure the jiggle valve is pointing upward.