Replacing water pump/bolts

This is probably the easiest water pump of all vehicles to change.




Water Pump Replacement

Removal Procedure

1. Drain the cooling system.
2. Loosen the water pump pulley bolts.
3. Remove the drive belt.
4. Remove the water pump pulley bolts and pulley.

1. Remove the water pump bolts, pump, and gasket.
2. Clean the water pump mating surfaces.

Installation Procedure

1. Install the water pump gasket and pump (1).

Notice: Refer to Fastener Notice in Service Precautions.

1. Install the water pump bolts.

• Tighten the bolts to 10 Nm (89 inch lbs.) .

1. Install the water pump pulley and bolt until snug.
2. Install the drive belt
3. Install the water pump pulley bolts.

• Tighten the bolts to 25 Nm (18 ft. lbs.) .

1. Fill the cooling system
2. Inspect for leaks.

Which engine?

1. Drain the radiator

1. Loosen the water pump pulley bolts.
2. Remove the serpentine belt.

1. Remove the water pump pulley bolts and pulley.
2. Remove the water pump bolts, pump and gasket.
3. Clean the water pump mating surfaces.

Installation Procedure

1. Install the water pump gasket and pump.

1. Install the water pump bolts. Tighten the water pump bolts to 89 inch lbs.

Install the water pump pulley and bolt until snug.

Install the serpentine belt.

Tighten the water pump pulley bolts. Tighten the water pump pulley bolts to 18 ft. lbs.

Fill the cooling system and purge of air.

Inspect for leaks.

Assuming this is a 460 Ford Big Block:

REMOVAL

-Drain cooling system.
-Remove drive belts.
-Remove bolts attaching fan shroud to radiator.
-Remove fan blade from fan clutch and remove fan shroud.
-Remove fan clutch and water pump pulley from water pump.
-Remove four bolts and one nut attaching A/C compressor mounting bracket to cylinder head and water pump. Do not remove A/C compressor or power steering pump from A/C compressor mounting bracket.
-Pull A/C compressor mounting bracket forward to remove from stud on water pump.
-Remove bolt attaching generator adjusting arm to water pump. Remove four bolts attaching generator mounting bracket to cylinder head, cylinder block and water pump.
-Remove remaining water pump attaching bolts and remove water pump from engine front cover.
-Remove water pump cover from water pump. Discard water pump housing gasket and water pump cover gasket.
INSTALLATION
-Remove any gasket material from water pump cylinder front cover and separator plate mating surfaces.
-Position new water pump housing gasket and water pump cover gasket coated on both sides with Perfect Seal Sealing Compound B5A-19554-A or equivalent water-resistant sealer meeting Ford specification ESE-M4G115-A.
-Position water pump and water pump cover onto engine front cover. Install bolts and tighten to16-24 Nm (12-18 ft. lbs.).
-Install generator mounting bracket to cylinder head, cylinder block and water pump with four attaching bolts. Install generator adjusting arm to water pump with one attaching bolt. Tighten 7/16-inch bolts to 54-71 Nm (40-53 ft. lbs.) and 3/8-inch bolts to 41-54 Nm (30-40 ft. lbs.).
-Position A/C compressor mounting bracket over water pump stud and secure to cylinder head with four bolts tightened to 54-71 Nm (40-53 ft. lbs.) and secure nut to water pump to 41-54 Nm (30-40 ft. lbs.).
-Install water pump pulley and fan clutch to water pump hub with four bolts. Install fan blade to fan clutch with four bolts. Tighten water pump pulley, fan clutch hub bolts, and fan-to-fan clutch hub bolts to 16-24 Nm (12-18 ft. lbs.). Install fan shroud.
-Install drive belts.
-Fill and bleed the cooling system.
-Start the engine and check for leaks

It takes near to 1.5 hours to replace the water pump on Pontiac Aztec. The procedure to replace the water pump is as follows:--- Water Pump Replacement ---------
Removal Procedure :

1. Drain the cooling system until the coolant is below the level of the water pump.
2. Remove the drive belt guard.
3. Loosen the water pump pulley bolts.
4. Remove the drive belt.

1. Remove the water pump pulley bolts.
2. Remove the water pump pulley.

1. Remove the water pump bolts.
2. Remove the water pump.
3. Remove the water pump gasket.
4. Clean the water pump mating surfaces

Installation Procedure

1. Install the water pump gasket.
2. Install the water pump. Notice: Refer to Fastener Notice in Service Precautions.
3. Install the water pump bolts.

• Tighten the bolts to 10 Nm (89 inch lbs.) .

1. Install the water pump pulley. Loosely install the mounting bolts.
2. Install the drive belt.
3. Install the water pump pulley bolts.

• Tighten the bolts to 25 Nm (18 inch lbs.) .

1. Install the drive belt guard.
2. Fill the cooling system.
3. Inspect the cooling system for leaks.
4. That's it.

1. Drain the cooling system until the coolant is below the level of the water pump. 2. Remove the drive belt guard. 3. Loosen the water pump pulley bolts. 4. Remove the drive belt. 5. Remove the water pump pulley bolts. 6. Remove the water pump pulley. 7. Remove the water pump bolts. 8. Remove the water pump. 9. Remove the water pump gasket. 10. Clean the water pump mating surfaces. Installation Procedure 1. Install the water pump gasket. 2. Install the water pump Notice: Refer to Fastener Notice in Service Precautions. 3. Install the water pump bolts. Tighten the bolts to 10 Nm (89 inch lbs.). 4. Install the water pump pulley. 5. Install the water pump pulley bolts. 6. Install the drive belt. Tighten the water pump pulley bolts to 25 Nm (18 inch lbs.). 7. Install the drive belt guard. 8. Fill the cooling system
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After removing the cooling fan assembly, remove the water pump pulley-4.3L engine


Location the water pump pulley bolts-2.2L engine


If the pulley turns when you try to loosen the bolts, attach sockets and ratchets to two of the bolts, insert a pry bar to hold the pulley in place and loosen the bolts-2.2L engine


Once all the bolts are unfastened, remove the water pump pulley-2.2L engine


Disconnect all hoses attached to the water pump assembly-4.3L engine


Unfasten and remove the water pump retaining bolts-4.3L engine


The water pump is retained by four bolts-2.2L engine


Remove the water pump from the vehicle-4.3L engine


Removing the water pump from the engine block-2.2L engine


Use a scraper to clean the old gasket material from the water pump ...


... and the water pump-to-engine mating surface

Notes Water Pump Replacement

Removal Procedure

1. Drain the cooling system until the coolant is below the level of the water pump.
2. Remove the drive belt guard.
3. Loosen the water pump pulley bolts.
4. Remove the drive belt.

1. Remove the water pump pulley bolts.
2. Remove the water pump pulley.

1. Remove the water pump bolts.
2. Remove the water pump.
3. Remove the water pump gasket.
4. Clean the water pump mating surfaces

Installation Procedure

1. Install the water pump gasket.
2. Install the water pump. Notice: Refer to Fastener Notice in Service Precautions.
3. Install the water pump bolts.

• Tighten the bolts to 10 Nm (89 inch lbs.) .

1. Install the water pump pulley. Loosely install the mounting bolts.
2. Install the drive belt.
3. Install the water pump pulley bolts.

• Tighten the bolts to 25 Nm (18 inch lbs.) .
• 

1. Install the drive belt guard.
2. Fill the cooling system.
3. Inspect the cooling system for leaks

take everything around your water pump of and use a metric 10 box end wrench

Water Pump Replacement (3.8L)

Removal Procedure

1. Drain the cooling system.
2. Loosen the water pump pulley bolts.
3. Remove the drive belt.
   1. Remove the water pump pulley bolts.
   2. Remove the water pump pulley.
   3. Remove the power steering pump and reposition.
   4. Remove the water pump bolts.
      1. Remove the water pump.
      2. Remove the water pump gasket.
      3. Clean and inspect the water pump mating surfaces.
      Installation Procedure
      
      1. Install the water pump gasket.
      2. Install the water pump.
         1. Notice: Refer to Fastener Notice in Service Precautions. Install the water pump bolts.
         • Tighten the long water pump bolts to 34 Nm (25 ft. lbs.) .
         • Tighten the short water pump bolts to 22 Nm (16 ft. lbs.) .
           1. Install the water pump pulley.
           2. Install the water pump pulley bolts.
           • Tighten the bolts to 13 Nm (115 inch lbs.) .
           1. Install the power steering pump.
           2. Install the drive belt.
           3. Fill the cooling system.
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1. Remove the negative battery cable.
2. Drain the engine cooling system.
3. Remove the air cleaner assembly.
4. Remove the A/C compressor suction pipe bracket (if equipped).
5. Loosen four water pump pulley bolts. Do not remove the bolts.
6. Raise the vehicle. Support the vehicle. Remove the right lower splash shield.
7. Remove the right lower splash shield.
8. Remove the A/C compressor drive belt (if so equipped) by releasing the tensioner pulley and removing the belt from the crankshaft and compressor pulleys.
9. Loosen the generator adjusting bolt (1), pivot the generator and remove the water pump/generator drive belt.
10. Remove the crankshaft pulley.
11. Remove the water pump pulley (four bolts).
12. Remove the timing belt.
13. Remove the oil level indicator (dipstick) guide tube.
14. Remove the upper generator adjusting bracket from the water pump (one bolt).
    
    
    1. Remove the rubber seals from the water pump.
    2. Remove the water pump mounting bolts and nuts.
    3. Remove the water pump and gasket from the vehicle.
    4. Clean the water pump and the gasket mating surfaces.
    5. Install the water pump.
    6. Secure the water pump with mounting nuts and bolts. Tighten Tighten the water pump mounting nuts and bolts to 13 Nm (115 ft. lbs.).
    7. Install new rubber seals (1) to the water pump (2).
    8. Install the upper generator adjusting bracket to the water pump (one bolt).
    • Tighten the upper generator mounting bracket bolt to 23 Nm (17 ft. lbs.).
    1. Install the oil level indicator (dipstick) guide tube.
    2. Install the timing belt.
    3. Install the water pump pulley.
    4. Finger-tighten the four bolts.
    5. Install the crankshaft pulley.
    6. Install the water pump/generator drive belt to the crankshaft, water pump and generator pulleys.