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Chevrolet 12708487 Water Pump

1987-2000 Chevrolet

Customer Questions & Expert Answers (4)
12708487 GM Water Pump Illustration 1 of 1
  • Part Description
    Pump Kit, Engine Coolant
  • Replaced By
    19543002
  • Replaces
    12456326, 12527759, 19168601
  • Manufacturer
    General Motors
Make sure this part fits
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  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Chevrolet
    Manufacturer Part Number12708487
    Part DescriptionWater Pump; Pump Kit, Engine Coolant
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces12456326, 12527759, 19168601
    ManufacturerGeneral Motors
    SKU12708487
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    1987-1994 Chevrolet Blazer1/2 TON
    1988-1995 Chevrolet C15008 Cyl 7.4LC1500 EXTENDED CAB LONG BOX, C1500 EXTENDED CAB STANDARD BOX, C1500 REGULAR CAB LONG BOX, C1500 REGULAR CAB STANDARD BOX
    1988-2000 Chevrolet C25008 Cyl 7.4LC2500 CREW CAB, C2500 EXTENDED CAB LONG BOX, C2500 EXTENDED CAB STANDARD BOX, C2500 REGULAR CAB
    1988-2000 Chevrolet C35008 Cyl 7.4LC3500 CAB CHASSIS 135.5, C3500 CAB CHASSIS 159.9, C3500 CAB CHASSIS 183.5, C3500 CREW CAB LONG WHEELBASE, C3500 CREW CAB SHORT WHEELBASE, C3500 EXTENDED CAB, C3500 REGULAR CAB
    1996-2000 Chevrolet Express8 Cyl 7.4L1 TON CARGO EXPRESS, 1 TON COMMERCIAL/RECREATIONAL VEHICLE EXPRESS, 1 TON PASSENGER
    1994-1995, 1988-1991 Chevrolet G101 TON CARGO, 1 TON COMMERCIAL/RECREATIONAL VEHICLE, 1 TON PASSENGER, 1/2 TON CARGO, 1/2 TON PASSENGER
    1988-1991 Chevrolet G203/4 TON CARGO, 3/4 TON PASSENGER
    1988-1996 Chevrolet G308 Cyl 7.4L1 TON CARGO, 1 TON CARGO CLASSIC, 1 TON COMMERCIAL/RECREATIONAL VEHICLE, 1 TON COMMERCIAL/RV CLASSIC, 1 TON PASSENGER, 1 TON PASSENGER CLASSIC
    1988-1995 Chevrolet K1500K1500 EXTENDED CAB LONG BOX, K1500 EXTENDED CAB STANDARD BOX, K1500 REGULAR CAB LONG BOX, K1500 REGULAR CAB STANDARD BOX
    1988-2000 Chevrolet K25008 Cyl 7.4LK2500 CREW CAB, K2500 EXTENDED CAB LONG BOX, K2500 EXTENDED CAB STANDARD BOX, K2500 REGULAR CAB
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  • Customer Questions & Expert Answers

    Q:
    I'm wondering if this is complete and correct part for my vehicle.
    A:
    You can Select Your Vehicle to check if 12708487 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What can happen if there is a Water Pump failure for the 1998 Chevrolet Express? Posted by Kurt L.
    A:
    Water pump failure can lead to overheating and serious engine damage. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Jeremy / May 04, 2026
    Q:
    How do you install the Water Pump back into the 1989 Chevrolet C1500? Posted by Liam P.
    A:
    Clean the sealing surfaces on both the engine block and the water pump. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Julian / Jan 03, 2024
    Q:
    Bolt size for Pulley/Fan Clutch for this pump Posted by Carlos P. / 1997 Light Truck Pickup - 03, 43, 53 Bodystyle (2WD)
    A:
    2/8-24X1.85 PER GM......
    Answered by GM Parts Specialist Nicholas / Apr 15, 2025

Genuine GM Part 12708487, the Right Choice

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