water pump replacment

[BIGHILL]

I NEED TO KNOW WHAT THE PROCEDURE IS FOR REPLACING A WATER PUMP ON A 2001 2500 HD WITH 6.6 DURAMAX AND TORQUE SPECS.

[Norseman]

I NEED TO KNOW WHAT THE PROCEDURE IS FOR REPLACING A WATER PUMP ON A 2001 2500 HD WITH 6.6 DURAMAX AND TORQUE SPECS.

 

 

Water Pump

REMOVAL & INSTALLATION

Before servicing the vehicle, refer to the precautions in the beginning of this section.

Drain the engine coolant.

Remove or disconnect the following:

Negative battery cables

Fan and fan shroud

Air conditioning hose bracket and/or the oil filler tube, as required

Accessory drive belt(s)

Vacuum pump mounting bracket nuts/bolt

Vacuum pump and bracket

Power steering pump and bracket

Coolant hoses from the pump

Water pump plate retaining bolts

Pump and plate assembly from the engine

NOTE: Remove the bolt on the rear of the water pump plate.

 

 

Separate the pump and gasket from the plate

 

 

 

To install:

 

Install or connect the following:

Water pump and a new gasket to the plate. Torque the retaining bolt (at the rear of the plate) to 20 ft. lbs. (28 Nm)

Be sure the block mating surface and the plate flanges are free of oil. Apply an anaerobic sealer GM part 1052357 or equivalent.

NOTE: The sealer must be wet to the touch when the bolts are tightened.

 

 

Water pump and plate assembly. Torque the bolts to 20 ft. lbs. (28 Nm).

Coolant hoses to the pump assembly

Power steering pump and bracket

Vacuum pump and bracket, along with the bolt holding the pump and alternator

Fan and pulley

Accessory drive belt(s)

Oil filler tube and/or air conditioning hose bracket nuts. If removed

Fan shroud

Batteries

Refill the radiator.