Installation Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Install the auxiliary water pump (3) to the auxiliary water pump bracket (1).
Install the clips (2) to the auxiliary water pump bracket (1).

Fig 1: View Of Auxiliary Water Pump & Bracket Removed

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Install the auxiliary water pump (1) to the vehicle.

NOTE: Refer to Fastener Notice in Cautions and Notices.

Install the nuts (4) to the auxiliary water pump bracket (1).
Tighten: Tighten the nuts to 9 N.m (80 lb in).

Fig 2: View Of Auxiliary Water Pump, Bracket & Nuts

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Connect the electrical connector (1) to the auxiliary water pump (2).

Fig 3: View Of Electrical Connector & Auxiliary Water Pump

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Install the heater outlet hose to the clip.
Install the rear heater inlet hose (3) to the auxiliary water pump (1).
Position the rear heater inlet hose clamp (2) to the auxiliary water pump (1).
Install the front heater inlet hose (6) to the auxiliary water pump (1).
Position the front heater inlet hose clamp (4) to the auxiliary water pump (1).

Fig 4: View Of Auxiliary Water Pump, Front & Rear Heater Inlet Hoses & Clamps

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Fill the cooling system. Refer to Draining and Filling Cooling System (with HP2) or Draining and Filling Cooling System (without HP2) .