Four Seasons 89045 Engine Auxiliary Water Pump

Four Seasons 89045 Auxiliary Water Pump

The Four Seasons 89045 is a new electric auxiliary water pump for engine coolant systems. Built with a plastic housing and 19.00 mm inlet and outlet diameters, it is made to meet or exceed OEM requirements for direct-fit cooling system service.

Four Seasons Water Pump line components are focused on engine coolant circulation and replacement fitment for OE-style applications. This auxiliary pump supports vehicles that rely on an electric coolant pump for temperature control and system flow management.

Key Features

• Electric auxiliary water pump for engine coolant components
• Plastic construction for OE-style replacement use
• 19.00 mm inlet and 19.00 mm outlet diameters
• 2-terminal pin electrical connection
• New replacement part that meets or exceeds OEM requirements
• Compact dimensions: 4.25 in depth, 3.75 in width, 2.50 in overall height

Detailed Description

Four Seasons 89045 is an auxiliary engine water pump designed for coolant circulation in vehicles equipped with an electric pump assembly. It is a direct replacement option for Jaguar XK, Jaguar XKR, Jaguar XKR-S, Jaguar XK8, Chevrolet Malibu, Saturn Aura, and Saturn Vue applications listed in the fitment data. This part number 89045 is also referenced by OE and aftermarket cross numbers including 9E5Z18D473A and 820044 for the same application.

Use this Four Seasons water pump when servicing electric coolant pump systems that require a 19.00 mm inlet and outlet connection and a 2-pin terminal layout. The part number 89045 appears in fitment for 2000-2002 Jaguar XKR, 2004-2006 Jaguar XK8, 2004-2015 Jaguar XKR, 2007-2015 Jaguar XK, 2012-2013 Jaguar XKR-S, 2008-2010 Chevrolet Malibu, 2007-2009 Saturn Aura, and 2008-2009 Saturn Vue.

Vehicle Fitment

• Fits 2007-2015 Jaguar XK, Water Pump
• Fits 2004-2015 Jaguar XKR, Water Pump
• Fits 2000-2002 Jaguar XKR, Water Pump
• Fits 2012-2013 Jaguar XKR-S, Water Pump
• Fits 2008-2010 Chevrolet Malibu, Water Pump
• Fits 2007-2009 Saturn Aura, Water Pump
• Fits 2008-2009 Saturn Vue, Water Pump
• Fits 2004-2006 Jaguar XK8, Water Pump

Common Replacement Uses

• Electric auxiliary water pump failure
• Coolant circulation issues in the engine cooling system
• Incorrect inlet or outlet connection size during replacement
• Fault codes or drivability concerns related to coolant pump operation
• Leakage or wear at the auxiliary pump housing

Installation Notes and Tips

Verify connector style, inlet and outlet diameter, and mounting dimensions before installation. Confirm the vehicle uses an electric auxiliary pump and match the application to the listed Jaguar, Chevrolet, or Saturn fitment before replacing the original unit. Inspect the surrounding coolant hoses and electrical connector condition during service.

Quality Assurance

This Four Seasons water pump is a new part built to meet or exceed OEM specifications for the listed applications. Four Seasons part number 89045 is intended for direct replacement use in supported engine coolant systems.