Specifications:

  • New not remanufactured
  • Direct replacement
  • Built to strict quality control standards

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. Please keep your invoice for proof of this warranty.

  1. step : Removing the Fan Shroud (0:50)
    • Unclip the wiring retainer from the fan shroud with a flat blade screwdriver
    • Pull the wiring off the fan shroud and set it aside
    • Remove the seven 10mm bolts from the fan shroud
    • Lift the fan shroud up and out
  2. step : Draining the Coolant (1:39)
    • Twist off the radiator cap
    • Have a drain pan ready
    • Twist off the radiator drain plug
    • Allow the coolant to drain
    • Twist on the radiator drain plug
  3. step : Removing the Fan Clutch (2:03)
    • Attach an adjustable nut to the fan clutch nut
    • Tap the wrench with a hammer to loosen the nut
    • Attach a 3/8 inch drive ratchet to the serpentine belt tensioner
    • Turn the tensioner as far clockwise as possible
    • Tap the adjustable wrench with the hammer again
    • Remove the ratchet and the adjustable wrench
    • Spin off the fan clutch
  4. step : Removing the Serpentine Belt (3:08)
    • Familiarize yourself with the route of the serpentine belt
    • Insert the 3/8 inch drive ratchet into the tensioner
    • Turn the tensioner clockwise to loosen the belt
    • Pull the belt off the alternator
    • Release the tensioner
    • Pull the belt off by hand
  5. step : Removing the Water Pump (3:34)
    • Press the clamp on the upper hose
    • Twist the hose free
    • Remove the hose
    • Have a drain pan ready
    • Loosen the clamp on the lower hose
    • Wiggle the hose free
    • Remove the four 14mm bolts from the water pump
    • Pull the pump off
    • Remove the last hose
    • Remove the four 10mm bolts from the water pump pulley
    • Remove the pulley
  6. step : Installing the Water Pump (6:51)
    • Tighten the four 10mm bolts to the pulley
    • Clean the gasket surfaces with a razor blade
    • Set the bolts into the pump
    • Place the gasket on the pump
    • Connect the inlet hose to the pump
    • Insert the pump into place
    • Tighten the hose clamp
    • Tighten the 14mm bolts to the water pump
    • Torque the bolts to 30 foot-pounds
    • Reinstall the remaining hoses to the water pump
  7. step : Installing the Serpentine Belt (9:01)
    • Loop the belt around the crank pulley
    • Bring it around the water pump
    • Bring it under the power steering pulley
    • Bring it around the A/C Pulley
    • Bring it around the belt tensioner
    • Bring it under the idler pulley
    • Pull the tensioner clockwise with the 3/8 inch ratchet
    • Pull the belt over the alternator
    • Release the tensioner
    • Torque the center crankshaft pulley bolt to 74 foot-pounds
  8. step : Installing the Fan Clutch (9:51)
    • Start the fan clutch nut onto the pulley by hand
    • Attach an adjustable nut to the fan clutch nut
    • Tap the wrench with a hammer to tighten the nut
  9. step : Installing the Fan Shroud (10:06)
    • Line up the fan shroud
    • Fasten the seven10mm bolts into the fan shroud
    • Place the wiring on top of the fan shroud
    • Clip the wiring to the fan shroud
  10. step : Filling the Coolant (10:35)
    • Add coolant to the coolant bottle using a funnel
    • Twist on the coolant bottle cap
    • Run the engine briefly
    • Add coolant as necessary

Tools needed for replacement:

    Air Powered Tools

  • 3/8 Inch Air Impact Gun

  • General Tools

  • Hammer
  • Drain Pan
  • Razor Blade / Gasket Scraper
  • Funnel

  • Materials, Fluids, and Supplies

  • Brake Parts Cleaner
  • Paper Towels
  • Anti-Freeze

  • Pliers, Cutters & misc Wrenches

  • Adjustable Wrench

  • Ratchets & Related

  • Torque Wrench
  • Socket Extensions
  • 3/8 Inch Drive Ratchet

  • Screwdrivers & Related

  • Flat Blade Screwdriver

  • Sockets - Metric

  • Complete Metric Socket Set

5.0 / 5.0
1 Review
5 Stars
4 Stars
3 Stars
2 Stars
1 Stars
1
0
0
0
0
Good job A1 Auto
Very happy with all the parts I've ordered from you guys.
March 13, 2017
Purchased
1 year ago
Start typing your question and we'll check if it was already asked and answered. Learn More
Browse 1 question Browse 1 question and 1 answer
What is brand of this part and is it considered to be extra duty?
Cheri J on Apr 1, 2017
BEST ANSWER: We have a few different aftermarket companies build these parts specifically for us, as our 1A Auto house brand. They are manufactured to the same OEM specifications as the original part that came with your vehicle, it is not an "extra duty" part. If you have any further questions, please don't hesitate to ask.

Vehicle Fit

  • 1999-2000 Cadillac Escalade Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-2001 Chevy Astro Engine Water Pump V6 4.3L (8th Vin Digit W)
  • 2002-2004 Chevy Astro Engine Water Pump V6 4.3L (8th Vin Digit X)
  • 1996-2004 Chevy Blazer S10 Engine Water Pump V6 4.3L
  • 1996-1999 Chevy C1500 Truck Engine Water Pump V8 5.0L (8th Vin Digit M)
  • 1996-1997 Chevy C1500 Truck Engine Water Pump V6 4.3L (8th Vin Digit W)
  • 1996-1999 Chevy C1500 Truck Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-1999 Chevy C2500 Truck Engine Water Pump V8 5.0L (8th Vin Digit M)
  • 1996-2000 Chevy C2500 Truck Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-2000 Chevy C3500 Truck Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-1997 Chevy Express 1500 Van Engine Water Pump V8 5.7L (8th Vin Digit K)
  • 1996-2002 Chevy Express 1500 Van Engine Water Pump V6 4.3L (8th Vin Digit W)
  • 1996-2002 Chevy Express 1500 Van Engine Water Pump V8 5.0L (8th Vin Digit M)
  • 1998-2002 Chevy Express 1500 Van Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 2003-2004 Chevy Express 1500 Van Engine Water Pump V6 4.3L (8th Vin Digit X)
  • 1996-2002 Chevy Express 2500 Van Engine Water Pump V8 5.0L (8th Vin Digit M)
  • 1996-1997 Chevy Express 2500 Van Engine Water Pump V8 5.7L (8th Vin Digit K)
  • 1996-2002 Chevy Express 2500 Van Engine Water Pump V6 4.3L (8th Vin Digit W)
  • 1998-2002 Chevy Express 2500 Van Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 2003-2004 Chevy Express 2500 Van Engine Water Pump V6 4.3L (8th Vin Digit X)
  • 1996-1997 Chevy Express 3500 Van Engine Water Pump V8 5.7L (8th Vin Digit K)
  • 1998-2002 Chevy Express 3500 Van Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-1999 Chevy K1500 Truck Engine Water Pump V8 5.0L (8th Vin Digit M)
  • 1996-1997 Chevy K1500 Truck Engine Water Pump V6 4.3L (8th Vin Digit W)
  • 1996-1999 Chevy K1500 Truck Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-1999 Chevy K2500 Truck Engine Water Pump V8 5.0L (8th Vin Digit M)
  • 1996-2000 Chevy K2500 Truck Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-2000 Chevy K3500 Truck Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-2004 Chevy S10 Pickup Engine Water Pump V6 4.3L
  • 1999-2004 Chevy Silverado 1500 Engine Water Pump V6 4.3L
  • 1996-1999 Chevy Suburban C1500 Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-1999 Chevy Suburban C2500 Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-1999 Chevy Suburban K1500 Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-1999 Chevy Suburban K2500 Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-2000 Chevy Tahoe Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-1999 Chevy Van - P Series Forward Control Engine Water Pump V6 4.3L (8th Vin Digit W)
  • 1996-1999 Chevy Van - P Series Forward Control Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-1997 GMC C1500 Truck Engine Water Pump V6 4.3L (8th Vin Digit W)
  • 1996-2000 GMC C1500 Truck Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-1999 GMC C1500 Truck Engine Water Pump V8 5.0L (8th Vin Digit M)
  • 1996-2000 GMC C2500 Truck Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-1999 GMC C2500 Truck Engine Water Pump V8 5.0L (8th Vin Digit M)
  • 1996-2000 GMC C3500 Truck Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1998-2000 GMC Envoy Engine Water Pump V6 4.3L (8th Vin Digit W)
  • 1996-2001 GMC Jimmy S-15 Engine Water Pump V6 4.3L
  • 1996-1997 GMC K1500 Truck Engine Water Pump V6 4.3L (8th Vin Digit W)
  • 1996-2000 GMC K1500 Truck Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-1999 GMC K1500 Truck Engine Water Pump V8 5.0L (8th Vin Digit M)
  • 1996-2000 GMC K2500 Truck Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-1999 GMC K2500 Truck Engine Water Pump V8 5.0L (8th Vin Digit M)
  • 1996-2000 GMC K3500 Truck Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-2004 GMC S-15 Sonoma Engine Water Pump V6 4.3L
  • 1996-2001 GMC Safari Engine Water Pump V6 4.3L (8th Vin Digit W)
  • 2002-2004 GMC Safari Engine Water Pump V6 4.3L (8th Vin Digit X)
  • 1996-2002 GMC Savana 1500 Van Engine Water Pump V6 4.3L (8th Vin Digit W)
  • 1996-2002 GMC Savana 1500 Van Engine Water Pump V8 5.0L (8th Vin Digit M)
  • 1996-1997 GMC Savana 1500 Van Engine Water Pump V8 5.7L (8th Vin Digit K)
  • 1998-2002 GMC Savana 1500 Van Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 2003-2004 GMC Savana 1500 Van Engine Water Pump V6 4.3L (8th Vin Digit X)
  • 1996-2002 GMC Savana 2500 Van Engine Water Pump V6 4.3L (8th Vin Digit W)
  • 1996-2002 GMC Savana 2500 Van Engine Water Pump V8 5.0L (8th Vin Digit M)
  • 1996-1997 GMC Savana 2500 Van Engine Water Pump V8 5.7L (8th Vin Digit K)
  • 1998-2002 GMC Savana 2500 Van Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 2003-2004 GMC Savana 2500 Van Engine Water Pump V6 4.3L (8th Vin Digit X)
  • 1996-1997 GMC Savana 3500 Van Engine Water Pump V8 5.7L (8th Vin Digit K)
  • 1998-2002 GMC Savana 3500 Van Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1999-2004 GMC Sierra 1500 Engine Water Pump V6 4.3L
  • 1996-1999 GMC Suburban C1500 Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-1999 GMC Suburban C2500 Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-1999 GMC Suburban K1500 Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-1999 GMC Suburban K2500 Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-1999 GMC Van - P Series Forward Control Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1996-1999 GMC Van - P Series Forward Control Engine Water Pump V6 4.3L (8th Vin Digit W)
  • 1996-2000 GMC Yukon Engine Water Pump V8 5.7L (8th Vin Digit R)
  • 1997-2000 Isuzu Hombre Engine Water Pump V6 4.3L
  • 1996-2001 Olds Bravada Engine Water Pump V6 4.3L (8th Vin Digit W)

This part replaces:

  • Hollander 324-00779
  • OE # 89060527
Part #: 1AEWP00011

How-to Video:

(11:47 min)