4.0 liter in-line 6 cylinderHow do you change the water pump on a '94 jeep cherokee?Disconnect the negative battery cable.
Drain the cooling system.
Disconnect the hoses at the pump.
Remove the drive belts.
Remove the power steering pump bracket.
Remove the fan and shroud.
If equipped, remove the idler pulley to gain clearance for pump removal.
Unbolt and remove the pump.
Clean the mating surfaces thoroughly.
Using a new gasket, install the pump and tighten the bolts to 13 ft. lbs. (18 Nm).
If removed, install the idler pulley.
Reconnect the hoses at the pump and install accessory drive belt.
Install the power steering pump bracket. Install the fan and shroud.
Adjust the belt tension and fill the cooling system to the correct level.
Operate the engine with the heater control valve in the HEAT position until the thermostat opens to purge air from the system. Check coolant level and fill as required.
Instructions with photos starting about halfway down the page at http://autozone.com/servlet/UiBroker?For
