Four Seasons 89071 Engine Auxiliary Water Pump

Engine Auxiliary Water Pump Overview

Four Seasons 89071 is a new electric engine auxiliary water pump for cooling system service on select Chevrolet, GMC, and Buick applications. Built with a plastic housing and 20 mm inlet and outlet connections, it is specified for vehicles that use an electric coolant pump to circulate coolant where needed.

Four Seasons Coolant Pump products are backed by more than 50 years of mobile A/C experience and are engineered and tested for dependable operation in demanding automotive cooling systems.

Key Features

• Electric engine auxiliary water pump for coolant circulation
• Plastic housing and plastic construction
• 20.00 mm inlet and 20.00 mm outlet
• 3-terminal pin electrical connection
• New replacement part, not remanufactured
• Compact housing dimensions: 3.65 in. depth, 3.92 in. height, 2.75 in. width
• Cross-references Dayco 89071 and Gates 41581E for the same application

Detailed Description

Four Seasons 89071 is an electric coolant pump designed for engine auxiliary cooling circuits. It is a direct-fit style replacement for vehicles that use a 3-pin electric pump with 20 mm hose connections, helping maintain coolant flow through auxiliary cooling paths. This part number is used across applications such as the Chevrolet Bolt EV, Chevrolet Malibu, Chevrolet Traverse, GMC Acadia, and Buick LaCrosse, along with other listed GM models.

As part of the Four Seasons Coolant Pump line, this component focuses on fit, material selection, and consistent operation in cooling system service. If you are searching for a Chevrolet Bolt EV coolant pump, a Chevrolet Malibu electric coolant pump, or a GMC Acadia auxiliary water pump, Four Seasons 89071 is built for those confirmed applications.

What It Helps Address

• Loss of coolant circulation through an auxiliary cooling circuit
• Overheating concerns tied to a failing electric water pump
• Reduced heater or thermal management performance in equipped vehicles
• Coolant flow issues caused by worn pump internals or electrical failure
• Replacement needs for GM vehicles using the specified 20 mm electric pump design

Installation Notes and Tips

Verify connector style, inlet and outlet diameter, and mounting space before installation. Confirm the vehicle uses an electric auxiliary pump with a 3-terminal pin connection and match the hose size to the 20 mm inlet and outlet dimensions. Always inspect the cooling system for leaks, contamination, or restricted flow before installing a new pump.

Compatible With 2017-2022 Chevrolet Bolt EV, N/A; 2019-2021 Chevrolet Blazer, N/A; 2019-2020 Chevrolet Cheyenne, N/A; 2019-2020 Chevrolet Silverado 1500, N/A; 2020 GMC Acadia, N/A; 2019-2020 GMC Sierra 1500, N/A; 2017-2019 Buick LaCrosse, N/A; 2016-2019 Chevrolet Malibu, N/A; 2019 Chevrolet Silverado 1500 LD, N/A; 2018-2019 Chevrolet Traverse, N/A; 2019 GMC Sierra 1500 Limited, N/A.

Quality Assurance

Four Seasons engineers and tests its cooling components for long service life and dependable operation. Part number 89071 is a new replacement pump supported by the brand’s experience in mobile climate-control and cooling system components.