Water Pump Replacement - Auxiliary

Water Pump Replacement - Auxiliary
^ Tools Required
- J 38185 Hose Clamp Pliers

Removal Procedure
1. Partially drain the cooling system.
2. If equipped with a L6 engine, remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement.
3. If equipped with a V8 engine, remove the air conditioning accumulator. Refer to Accumulator Replacement.





4. Use J 38185 to reposition the front heater inlet hose clamp from the auxiliary heater water pump.
5. Remove the front heater inlet hose (1) from the auxiliary heater water pump.
6. Use J 38185 to reposition the top heater inlet hose clamp from the auxiliary heater water pump.
7. Remove the top heater inlet hose (2) from the auxiliary heater water pump.
8. Disconnect the auxiliary heater water pump electrical connector.





9. Remove the auxiliary heater water pump bracket retaining nuts.
10. Remove the auxiliary heater water pump from the vehicle.





11. Remove the clips from the auxiliary heater water pump bracket.
12. Remove the auxiliary heater water pump from the auxiliary heater water pump bracket.

Installation Procedure





1. Install the auxiliary heater water pump to the auxiliary heater water pump bracket.
2. Install the auxiliary heater water pump retaining clips.





3. Install the auxiliary heater water pump to the vehicle.

Notice: Refer to Fastener Notice in Service Precautions.

4. Install the auxiliary heater water pump bracket retaining.
^ Tighten the nuts to 9 Nm (80 inch lbs.).
5. Connect the auxiliary heater water pump electrical connector.





6. Install the top heater inlet hose (2) to the auxiliary heater water pump.
7. Use J 38185 to reposition the top heater inlet hose clamp.
8. Install the front heater inlet hose (1) to the auxiliary heater water pump.
9. Use J 38185 to reposition the front heater inlet hose clamp to the auxiliary heater water pump.
10. If equipped with a L6 engine, install the air cleaner assembly. Refer to Air Cleaner Assembly Replacement.
11. If equipped with a V8 engine, install the air conditioning accumulator. Refer to Accumulator Replacement.
12. Fill the cooling system.