Engine Water Pump - 1AEWP00079

Warranty & Shipping
How-To & Tools
Product Reviews
Vehicle Fit

This water pump is just what you need to get your vehicle running great again!


  • Brand new
    • not remanufactured
    • No core charge
  • Replaces one of dealer part numbers: 04781157AA, 04781157AC, 4781157AA, 4781157AB, 4781157AC
  • Direct fit replacement
  • Built to strict quality control standards

Item Condition: New

Attention California Customers:

WARNING: Cancer and Reproductive Harm -

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

  1. step : Draining the Coolant (0:48)
    • Have a drain pan ready
    • Insert a tube to the drain
    • Turn the valve a quarter turn counterclockwise to remove it
    • Let the coolant drain
    • Remove the radiator cap to speed up the process
  2. step : Removing the Wheel (1:42)
    • Loosen the 21mm lug nuts with the vehicle on the ground
    • Raise the vehicle with a floor jack
    • Secure the vehicle on jack stands
    • Remove the lug nuts
    • Pull off the wheel
  3. step : Removing the Inner Wheel Well Panels (1:57)
    • Pull off the four pins in the wheel well with a flat blade screwdriver and a pair of pliers
    • Remove the two Phillips screws on the edge of the bumper cover
    • Remove the inner wheel well
    • Pull down the second panel to remove the pins
  4. step : Removing the Air Intake (3:08)
    • Remove the 10mm bolt from the air box
    • Disconnect the relief hose
    • Pry out the red safety clip from the air flow sensor with a flat blade screwdriver
    • Disconnect the air flow sensor harness
    • Loosen the hose clamp holding the intake tube to the throttle body
    • Pull up the air box
    • Remove the hose from the throttle body
    • Undo the clamps on the air box top
    • Remove the air box top
    • Remove the air filter
    • Push the box to remove the clip on the side
    • Remove the air box
  5. step : Loosening the Engine Mount (4:37)
    • Jack underneath the engine for support
    • Remove the three 15mm bolts from the engine mount
    • Lower the engine a little with the jack
  6. step : Loosening the Water Pump Pulley (5:06)
    • Loosen the three 13mm bolts that hold the pulley to the water pump
    • Move the belt tensioner with a 21mm wrench to remove the belt the power steering pump pulley
    • Put the tensioner back into place
    • Remove the belt from the water pump pulley
    • Remove the 13mm bolts from the pulley
  7. step : Removing the Water Pump (6:34)
    • Have a drain pan ready
    • Remove the three 10mm bolts from the water pump
    • Remove the two 15mm bolts that hold the engine mount to the body
    • Jack up the engine
    • Remove the last 10mm bolt from the water pump
    • Maneuver the water pump and pulley out
    • Wipe off the area with a rag
  8. step : Installing the New Water Pump (9:25)
    • Seat the O-ring onto the water pump
    • Transfer the plug from the old pump to the new one
    • Insert the pulley onto the pump
    • Insert the pump and pulley into place
    • Preliminarily tighten the five 10mm bolts
    • Tighten the 10mm bolts between 12 and 13 foot-pounds
  9. step : Reinstalling the Water Pump Pulley (10:55)
    • Insert the three 13mm bolts to the water pump pulley
    • Place the belt around the crank pulley
    • Bring the belt around the water pump pulley
    • Loop the belt around the power steering pulley
    • Bring the belt down around the tensioner
    • Pull the belt over the alternator
    • Lift the tension up with a 21mm wrench
    • Bring the belt around the pulley to the right of the crank pulley
    • Tighten the three 13mm bolts to the water pump pulley
  10. step : Reinstalling the Engine Mount (12:47)
    • Insert the engine mount into place
    • Jack up the engine
    • Tighten the 15mm bolts to the engine mount
  11. step : Reinstalling the Air Intake (13:47)
    • Insert the air box into place
    • Tighten the 10mm bolt to the air box
    • Insert the air box cover into place
    • Clasp the clamps to the air box cover
    • Connect the mass air flow sensor
    • Plug in the safety clip to the sensor
    • Connect the relief hose
    • Tighten the air intake hose clamp with a flat blade screwdriver
    • Remove the jack to lower the engine
  12. step : Tightening the Radiator Hoses (14:43)
    • This step is only necessary if you disconnected the hoses
    • Clip the remaining hoses to the heater lines
    • Slide the clamps in place
    • Tighten the 10mm bolt to the bracket
  13. step : Installing the Inner Wheel Well Panels (15:15)
    • Push the inside panel into place and replace the clips
    • Push the wheel well panel into place and replace the four clips
    • Tighten the two Phillip screws to the edge of the bumper cover
  14. step : Reattaching the Wheel (15:58)
    • Slide the wheel into place
    • Start the 21mm lug nuts by hand
    • Tighten the lug nuts preliminarily
    • Lower the vehicle to the ground
    • Tighten the lug nuts to 100 foot-pounds in a crossing or star pattern
  15. step : Refilling the Coolant (16:26)
    • Push the radiator drain in a quarter of a turn to a vertical position
    • Turn the plug 90 degrees with pliers to close the valve
    • Refill the radiator with the correct 50/50 mixture until the radiator is topped off
    • Tighten the radiator cap
    • Refill the coolant reservoir to the max fill line
  16. step : Testing the Coolant (16:59)
    • Start the vehicle
    • Circulate the coolant by turning on the front and rear heat
    • Check the coolant level after 10 minutes of driving
    • For the first few days of driving, check to make sure the coolant level is between the max/min fill line

Tools needed for replacement:

    General Tools

  • Jack Stands
  • Floor Jack
  • Drain Pan

  • Materials, Fluids, and Supplies

  • Cloth Rags
  • Anti-Freeze
  • Rubber Vacuum Hose

  • Pliers, Cutters & misc Wrenches

  • Needle nose pliers

  • Ratchets & Related

  • Ratchet
  • Socket Extensions

  • Screwdrivers & Related

  • Phillips Head Screwdriver

  • Sockets - Metric

  • Complete Metric Socket Set

5.00/ 5.0
5 Stars
4 Stars
3 Stars
2 Stars
1 Star
easy to replace
Good timing on delivery.easier than going to my parts store,and delivered to my address.
June 6, 2018
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Year Make Model Description
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2001-2007Dodge Grand Caravan Dodge Grand Caravan Engine Water Pump V6 3.3L
2001-2007Dodge Grand Caravan Dodge Grand Caravan Engine Water Pump V6 3.8L
Part #: 1AEWP00079

Order must be placed by 4pm ET
Delivery options for:

Estimated Arrival Cost

Deliveries made to PO Boxes and FPO may take longer. See our Shipping & Delivery for more information.

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout

How-to Video:

(18:28 min)