For four-cylinder engines, Disconnect battery, drain cooling system. Remove power steering, alternator/water pump, and AC belts. Remove fan shroud, assembly, and water pump pulley. Disconnect radiator inlet and bypass hoses. Remove water pump, clean gasket surface. Install in reverse order with new gasket. Refill cooling system, check for leaks. For V6 engines: Disconnect battery, drain cooling system, remove timing belt. Remove alternator bracket,
Thermostat housing, disconnect oil cooler hose if present. Remove water pump, disconnect radiator hoses. Clean gasket surfaces, apply sealant to water pump. Install in reverse order, tighten bolts, refill cooling system, check for leaks.