Tuesday, November 22, 2011

How to replace water pump on Chevrolet C&K Series Pick Up and Silverado models?


Water pump is important part/component for car cooling system.Water pump maintenance is required,to keep water pump free from problems.But in case if it gets faulty then it has to be replaced.

If you need dis-assembly or replacement instructions for any other auto/car part, or you want to ask question related to your car/truck jeep problem then please leave the comment with your details, so I can provide you the required instructions and solutions.

The procedure to replace cars water pump is as follows :----

Water Pump


REMOVAL & INSTALLATION


4.3L, 5.0L, 5.7L & 7.4L Engines



  1. Drain the radiator.
  2. Remove or disconnect the following:
    NOTE
    On the 7.4L engine, remove the bypass hose.



    Fan shroud
    Negative battery cable
    Drive belt(s)
    Alternator and other accessories, if necessary
    Fan, fan clutch and pulley
    Accessory brackets that might interfere with water pump removal
    Lower radiator hose from the water pump inlet
    Heater hose from the nipple on the pump



    Water pump assembly away from the timing cover

    Click image to see an enlarged view
    Fig. Exploded view of the water pump mounting-4.3L engine


    Click image to see an enlarged view
    Fig. Exploded view of the water pump mounting-5.0L and 5.7L engines


    Click image to see an enlarged view
    Fig. Exploded view of the water pump mounting-7.4L engine
To install:
  1. Clean all old gasket material from the timing chain cover.
  2. Install or connect the following:

    Pump assembly with a new gasket. Torque the bolts to 30 ft. lbs. (41 Nm).
    Hose between the water pump inlet and the pump
    Heater hose and the bypass hose (7.4L only)
    Fan, fan clutch and pulley
    Alternator and other accessories, if necessary
    Drive belt(s)
    Upper radiator shroud
  3. Refill the cooling system.
  4. Connect the battery.

4.8L, 5.3L & 6.0L Engines



  1. Remove or disconnect the following:

    Air outlet duct
    Coolant
    Inlet radiator hose from the water pump
    Upper fan shroud
    Cooling fan and clutch assembly
    Drive belt
    Radiator outlet hose from the coolant pump
    Surge tank hose
    Heater hose
    Water pump

    Click image to see an enlarged view
    Fig. Exploded view of the water pump assembly-4.8L, 5.3L and 6.0L engines
To install:

NOTE
DO NOT use cooling system seal tabs (or similar compounds) unless otherwise instructed. The use of cooling system seal tabs (or similar compounds) may restrict coolant flow through the passages of the cooling system or the engine components. Restricted coolant flow may cause engine overheating and/or damage to the cooling system or the engine components/assembly.

  1. Install or connect the following:

    Water pump. Install the water pump bolts. Tighten the water pump bolts first pass to 11 ft. lbs. (15 Nm); tighten the bolts final pass to 22 ft. lbs. (30 Nm).
    Water pump drive belt pulley and bolts (if applicable). Tighten the pulley bolts first pass to 89 inch lbs. (10 Nm); tighten the bolts final pass to 18 ft. lbs. (25 Nm).
    Surge tank hose
    Heater hose
    Outlet radiator hose to the coolant pump
    Drive belt
    Cooling fan and clutch assembly
    Upper fan shroud
    Inlet radiator hose to the water pump
    Air inlet duct
    Coolant
  1. Remove or disconnect the following:

    Air inlet and outlet duct
    Coolant
    Inlet radiator hose from the water pump
    Upper fan shroud
    Cooling fan and clutch assembly
    Drive belt
    Radiator outlet hose from the coolant pump
    Surge tank hose
    Heater hose
    Water pump

    Click image to see an enlarged view
    Fig. Exploded view of the water pump assembly-4.8L, 5.3L and 6.0L engines
To install:
  1. Install or connect the following:

    Water pump. Install the water pump bolts. Tighten the bolts to 11 ft. lbs. (15 Nm) for the first pass; then tighten to 22 ft. lbs. (30 Nm) for the final pass.
    Water pump drive belt pulley and bolts (if applicable). Tighten the bolts to 89 inch lbs. (10 Nm) for the first pass; then tighten to 18 ft. lbs. (25 Nm) for the final pass.
    Surge tank hose
    Heater hose
    Outlet radiator hose to the coolant pump
    Drive belt
    Cooling fan and clutch assembly
    Upper fan shroud
    Inlet radiator hose to the water pump
    Air inlet and outlet duct
    Coolant

4.8L, 5.3L, 6.0L & 6.2L Engines



  1. Remove or disconnect the following:

    Air outlet duct
    Coolant
    Inlet radiator hose from the water pump
    Upper fan shroud
    Cooling fan and clutch assembly
    Drive belt
    Radiator outlet hose from the coolant pump
    Surge tank hose
    Heater hose
    Water pump

    Click image to see an enlarged view
    Fig. Exploded view of the water pump assembly-4.8L, 5.3L, 6.0L and 6.2L engines
To install:

NOTE
DO NOT use cooling system seal tabs (or similar compounds) unless otherwise instructed. The use of cooling system seal tabs (or similar compounds) may restrict coolant flow through the passages of the cooling system or the engine components. Restricted coolant flow may cause engine overheating and/or damage to the cooling system or the engine components/assembly.

  1. Install or connect the following:

    Water pump. Install the water pump bolts. Tighten the water pump bolts first pass to 11 ft. lbs. (15 Nm); tighten the bolts final pass to 22 ft. lbs. (30 Nm).
    Water pump drive belt pulley and bolts (if applicable). Tighten the pulley bolts first pass to 89 inch lbs. (10 Nm); tighten the bolts final pass to 18 ft. lbs. (25 Nm).
    Surge tank hose
    Heater hose
    Outlet radiator hose to the coolant pump
    Drive belt
    Cooling fan and clutch assembly
    Upper fan shroud
    Inlet radiator hose to the water pump
    Air inlet duct
    Coolant

5.7L And 7.4L Engines



  1. Before servicing the vehicle, refer to the Precautions section.
  2. Drain the radiator.
  3. Remove or disconnect the following:

    Fan shroud
    Negative battery cable
    Drive belt(s)
    Alternator and other accessories, if necessary
    Fan, fan clutch and pulley
    Accessory brackets that might interfere with water pump removal
    Lower radiator hose from the water pump inlet
    Heater hose from the nipple on the pump
    Bypass hose, 7.4L engine only
    Water pump assembly away from the timing cover
To install:
  1. Clean all old gasket material from the timing chain cover and water pump.
  2. Install or connect the following:

    Pump assembly with a new gasket. Torque the bolts to 30 ft. lbs. (41 Nm)
    Hose between the water pump inlet and the pump
    Heater hose and the bypass hose (7.4L only)
    Fan, fan clutch and pulley
    Alternator and other accessories, if necessary
    Drive belt(s)
    Upper radiator shroud
  3. Refill the cooling system.
  4. Connect the battery.

    Click image to see an enlarged view
    Fig. Exploded view of the water pump mounting-5.7L engines


    Click image to see an enlarged view
    Fig. Exploded view of the water pump mounting-7.4L engine

6.5L Engine



  1. Drain the engine coolant.
  2. Remove or disconnect the following:
    NOTE
    Remove the bolt on the rear of the water pump plate.



    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



    Separate the pump and gasket from the plate

    Click image to see an enlarged view
    Fig. Exploded view of the water pump assembly and related components-6.5L diesel engines
To install:
  1. 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).
  2. 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
  3. Refill the radiator.
  1. Before servicing the vehicle, refer to the Precautions section.
  2. Drain the engine coolant.
  3. Remove or disconnect the following:
    NOTE
    Remove the bolt on the rear of the water pump plate.



    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



    Separate the pump and gasket from the plate

    Click image to see an enlarged view
    Fig. Exploded view of the water pump assembly and related components-6.5L diesel engines
To install:
  1. 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).
  2. 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
  3. Refill the radiator.

6.6L Engine



  1. Remove the left front fender wheelhouse inner panel.
  2. Drain the coolant.
  3. Remove or disconnect the following:

    Thermostat housing crossover
    Fan clutch
    Crankshaft balancer
    Water pump outlet pipe-to-water pump nuts
    Engine wiring harness retainer front the inner stud
    Water pump bolts, noting their locations as they are different lengths
    Water pump and gasket

    Click image to see an enlarged view
    Fig. Exploded view of the water pump assembly and related components-6.6L diesel engines
To install:
  1. Lubricate the water pump O-ring with engine oil.
  2. Install or connect the following:

    Water pump
    Water pump bolts and tighten to 15 ft. lbs. (20 Nm)
    Water pump-to-water pump outlet gasket
    Engine wiring harness retainer on the water pump outlet pipe inner stud
    Water pump-to-water pump outlet pipe nuts and tighten to 15 ft. lbs. (20 Nm)
    Thermostat housing crossover
    Crankshaft balancer
    Fan clutch
  3. Fill the cooling system and install the left front fender wheelhouse inner panel.

8.1L Engines



  1. Remove or disconnect the following:

    Coolant
    Drive belt
    Fan clutch
    Outlet hose clamp and hose
  2. Reposition the bypass hose clamps at the water pump and water crossover

    Bypass hose
    Water pump bolt and pump. Discard the water pump gaskets.

    Click image to see an enlarged view
    Fig. Exploded view of the water pump assembly-8.1L engine
To install:
  1. Install or connect the following:

    New water pump gaskets.
    Water pump and bolts. Tighten the water pump bolts 37 ft. lbs. (50 Nm).
    Bypass hose and clamps
    Outlet hose and clamp
    Fan clutch
    Drive belt
    Surge tank hose
    Heater hose
    Outlet radiator hose to the coolant pump
    Drive belt
    Cooling fan and clutch assembly
    Upper fan shroud
    Inlet radiator hose to the water pump
    Air inlet duct
    Coolant
  1. Remove or disconnect the following:

    Coolant
    Drive belt
    Fan clutch
    Outlet hose clamp and hose
  2. Reposition the bypass hose clamps at the water pump and water crossover.

    Bypass hose
    Water pump bolt and pump. Discard the water pump gaskets.

    Click image to see an enlarged view
    Fig. Exploded view of the water pump assembly-8.1L engines
To install:
  1. Install or connect the following:

    New water pump gaskets
    Water pump and bolts. Tighten the water pump bolts 37 ft. lbs. (50 Nm).
    Bypass hose and clamps
    Outlet hose and clamp
    Fan clutch
    Drive belt
    Surge tank hose
    Heater hose
    Outlet radiator hose to the coolant pump
    Drive belt
    Cooling fan and clutch assembly
    Upper fan shroud
    Inlet radiator hose to the water pump
    Air inlet duct
    Coolant
  1. Remove or disconnect the following:

    Coolant
    Drive belt
    Fan clutch
    Outlet hose clamp and hose
  2. Reposition the bypass hose clamps at the water pump and water crossover

    Bypass hose
    Water pump bolt and pump. Discard the water pump gaskets.

    Click image to see an enlarged view
    Fig. Exploded view of the water pump assembly-8.1L engines
To install:
  1. Install or connect the following:

    New water pump gaskets.
    Water pump and bolts. Tighten the water pump bolts 37 ft. lbs. (50 Nm).
    Bypass hose and clamps
    Outlet hose and clamp
    Fan clutch
    Drive belt
    Surge tank hose
    Heater hose
    Outlet radiator hose to the coolant pump
    Drive belt
    Cooling fan and clutch assembly
    Upper fan shroud
    Inlet radiator hose to the water pump
    Air inlet duct
    Coolant


-------------
This details will help.

For more car related problem troubleshooting:---

This are the sections, you can go through and click the link to read its troubleshooting.

---------

The car will not start?

-----------------

Car will not crank?


-----------

Car has no spark?


-------------

How to troubleshoot car battery?

-----------------

How to test starter solenoid?

http://schematicsdiagram.blogspot.com/2011/06/how-to-test-starter-solenoid.html

--------------------

How to test cars starter?

http://schematicsdiagram.blogspot.com/2011/06/how-to-test-cars-starter.html

How to replace starter in car?



-----------

car will turn over but will not start?



-----------------

Car wont start?


----------

No comments:

Post a Comment