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Make sure this part fits

GM 89018166
Water Pump

1999-2007 GM

Customer Questions & Expert Answers (27)
GM 89018166 Water Pump
  • Part Description
    Pump Kit, Water
  • Replaces
    12458935, 12456113, 88894290, 89017439, 89018040
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits

  • 89018166 Water Pump is Ref No. 9 in the diagram below

    2007 Chevy Trailblazer Water Pump Diagram for 89018166
    The diagram listed above is for your reference. View diagram for your vehicle

    Related Parts for 89018166

  • Vehicle Fitment

    Year Make Model Trim Engine
    2004-2007 Buick RainierCXL, CXL Plus8 Cyl 5.3 L GAS
    2002-2006 Cadillac EscaladeBase8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
    2003-2006 Cadillac Escalade ESVBase8 Cyl 6.0 L GAS
    2002-2006 Cadillac Escalade EXTBase8 Cyl 6.0 L GAS
    2002-2006 Chevrolet Avalanche 1500Base, LS, LT, North Face, On Road Edition, WBH, Z66, Z718 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
    2002-2006 Chevrolet Avalanche 2500Base, LS, LT8 Cyl 8.1 L GAS
    2003-2007 Chevrolet Express 1500Base, LS, LT8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
    2003-2007 Chevrolet Express 2500Base, LS, LT8 Cyl 4.8 L GAS, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
    2003-2007 Chevrolet Express 3500Base, LS, LT8 Cyl 4.8 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
    2003-2006 Chevrolet SSRBase8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
    View More
    Warning: California's Proposition 65

  • Customer Questions & Expert Answers

    Q:
    Is 89018166 compatible with my car? Posted by ChevyPartsDeal Specialist
    A:
    Please Select Your Vehicle model to see if part number 89018166 is suitable before ordering.
    Posted by ChevyPartsDeal Specialist
    Q:
    What should be done to the water pump before installation for the 2006 Buick Rainier? Posted by Customer
    A:
    Clean and inspect the water pump, discarding and replacing the gasket as necessary.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    How should the water pump bolts be tightened for the 2003 Cadillac Escalade? Posted by Customer
    A:
    Install the water pump bolts, tightening them first to 15 N.m (11 lb ft) and then to 30 N.m (22 lb ft).
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    What is the procedure for the heater inlet hose for the 2005 Cadillac Escalade EXT? Posted by Customer
    A:
    Repeat the process for the heater inlet hose, then remove the water pump bolts and take out the water pump along with the gaskets, discarding the gaskets.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    What is the next step after removing the air cleaner outlet duct for the 2004 Cadillac Escalade ESV? Posted by Customer
    A:
    Position the inlet hose clamp at the water pump and remove the inlet hose, followed by the fan blade.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    How should the water pump bolts be tightened for the 2003 Chevrolet Avalanche 1500? Posted by Customer
    A:
    Install the water pump bolts, tightening them first to 15 N.m (11 lb ft) and then to 30 N.m (22 lb ft).
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    What do you do after removing the fan clutch for the 2002 Chevrolet Avalanche 2500? Posted by Customer
    A:
    Reposition the outlet hose clamp at the water pump and then remove the outlet hose.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    What should be done with the inlet hose and outlet hose for the 2004 Chevrolet Express 1500? Posted by Customer
    A:
    Reposition the inlet hose clamp and remove the inlet hose, then reposition the outlet hose clamp and remove the outlet hose.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    What should be removed before draining the cooling system for the 2005 Chevrolet Express 2500? Posted by Customer
    A:
    The air cleaner assembly and the air cleaner outlet resonator duct.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    What components need to be removed before disconnecting the hoses from the water pump for the 2003 Chevrolet Express 3500? Posted by Customer
    A:
    Remove the air cleaner assembly, fan blade, and reposition the inlet, outlet, and heater inlet hose clamps.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    What is the first step to replace the water pump on 4.8L, 5.3L, and 6.0L engines for the 2006 Chevrolet Silverado 3500? Posted by Customer
    A:
    First, drain the cooling system.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    What hoses need to be removed during the process for the 2005 Chevrolet Silverado 1500? Posted by Customer
    A:
    The radiator outlet hose from both the surge tank and the water pump, and the water pump inlet hose.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    What should be done after removing the outlet hose for the 2005 Chevrolet SSR? Posted by Customer
    A:
    Reposition the surge tank outlet hose clamp and remove the surge tank outlet hose, followed by repositioning the heater inlet hose clamp and removing the heater inlet hose.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    What additional components may need to be removed for the 2001 Chevrolet Suburban 1500? Posted by Customer
    A:
    If needed, remove the engine sight shield and the radiator vent inlet hose from the radiator hose clips.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    What should be removed after draining the cooling system for the 2002 Chevrolet Suburban 2500? Posted by Customer
    A:
    Remove the drive belt, followed by the fan clutch.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    What is the first step to replace the water pump on 4.8L, 5.3L, and 6.0L engines for the 2004 Chevrolet Silverado 2500? Posted by Customer
    A:
    First, drain the cooling system.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    What should be done after removing the inlet hose for the 2005 Chevrolet Tahoe? Posted by Customer
    A:
    Position the outlet hose clamp at the water pump and remove the outlet hose, then position the surge tank outlet hose clamp and remove the surge tank outlet hose.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    What tool is used to secure the water pump pulley for the 2006 GMC Envoy? Posted by Customer
    A:
    The J 41240 Fan Clutch Remover and Installer (J 41240).
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    What are the final steps after reinstalling the water pump for the 2006 Chevrolet Trailblazer? Posted by Customer
    A:
    Reinstall the drive belt, the fan and shroud, fill the cooling system with the specified coolant and concentration, and inspect for leaks.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    What should be done with the inlet hose and outlet hose for the 2004 GMC Savana 1500? Posted by Customer
    A:
    Reposition the inlet hose clamp and remove the inlet hose, then reposition the outlet hose clamp and remove the outlet hose.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    What should be installed during the water pump installation for the 2005 GMC Savana 2500? Posted by Customer
    A:
    Install the water pump and NEW gaskets.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    How should the water pump bolts be tightened for the 2001 GMC Yukon XL 1500? Posted by Customer
    A:
    Install the water pump bolts, tightening them first to 15 Nm (11 ft. lbs.) and then to 30 Nm (22 ft. lbs.).
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    What components should be reinstalled after the water pump installation for the 2005 GMC Yukon? Posted by Customer
    A:
    Reinstall the heater inlet hose and its clamp, followed by the surge tank outlet hose and its clamp, the outlet hose and its clamp, the accessory drive belt, and the fan blade.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    What should be done at the end of the process for the 2004 GMC Savana 3500? Posted by Customer
    A:
    Fill the cooling system.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    How should the air cleaner outlet duct be secured for the 2005 GMC Sierra 1500? Posted by Customer
    A:
    Secure the radiator inlet hose clip to the outlet duct, tighten the air cleaner outlet duct clamps at the throttle body and MAF/IAT sensor to 4 Nm (35 inch lbs.), and fill the cooling system.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    What is the next step after removing the bypass hose for the 2006 GMC Sierra 3500? Posted by Customer
    A:
    Remove the water pump bolts and take out the water pump, discarding the water pump gaskets.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    Q:
    What should be done after draining the cooling system for the 2004 GMC Yukon XL 2500? Posted by Customer
    A:
    Loosen the air cleaner outlet duct clamps at the throttle body and Mass Airflow/Intake Air Temperature (MAF/IAT) sensor, then remove the radiator inlet hose clip from the outlet duct and take out the air cleaner outlet duct.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Water Pump
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM GM Water Pump 89018166 Designed for Proper Fit and Performance

Original OEM GM parts deliver superior quality and meet all performance standards needed for optimal automotive operation. The authentic part identified by 89018166 Water Pump is available in the market under the name GM Water Pump. This genuine product has a full warranty coverage from the manufacturer available at all authorized GM dealers throughout the United States. This part 89018166 Water Pump fits certain Chevrolet Tahoe, SSR, Silverado 1500 models, as well as GMC Sierra 1500, Yukon, Sierra 2500 HD. Additionally, it is compatible with Cadillac Escalade, Escalade ESV, Escalade EXT and Buick Rainier models.
The original GM component designated by Manufacturer Part Number 89018166 maintains top performance when functioning as the Pump Kit, Water unit. The component 89018166 is constructed from durable material and its dimensions span 20.8 x 13.6 x 8.7 inches while weighing 14.60 Pounds. The component is ready in New condition to ensure full compatibility with your vehicle system. This component receives the designation of Water Pump Assembly. The part 89018166 has available replacement options 12458935, 12456113, 88894290, 89017439, 89018040. GM manufacturer provides a warranty that ensures reliable operation of this product. The Shipping Policy and Return Policy pages outline complete details regarding shipping procedures and return processes.
If you want to save money in the long run on maintenance and repairs, you should choose OEM products because they're of the top level of durability. Are you on the quest of finding GM parts? Our site is worth a visit. We stock an endless selection of high-quality GM components including things like ignition coils all the way through to fan shrouds and all at prices that can not be matched. You have nothing to worry about because all our OEM parts are covered with a manufacturer warranty, which guarantees superior quality and value.