Cardone 5W-7002 Engine Auxiliary Water Pump - Heater

Cardone Auxiliary Coolant Pump for Heater Circuits

The Cardone 5W-7002 engine auxiliary water pump is a new replacement auxiliary coolant pump for heater applications in select Saab and Cadillac vehicles. It is built with upgraded internal components to improve flow consistency, reduce friction, and support long-term cooling system performance.

Compatible With 1999-2003 Saab 9-5 heater applications and 1997-2001 Cadillac Catera heater applications, this Cardone auxiliary coolant pump is a direct-fit service part for vehicles that rely on an electric auxiliary pump to circulate coolant through the heater circuit. The 5W-7002 is engineered for reliable operation in real-world conditions and uses improved sealing materials to help reduce leak risk.

Key Features

• Brand new auxiliary coolant pump for heater circuit service
• Upgraded resin-impregnated bearings to reduce friction and improve longevity
• Improved rubber sealant to help prevent coolant leakage
• 100% functionality tested for performance and reliability
• 1 connector with pin/male terminal configuration
• Metal, plastic, and rubber construction
• 0.65 in. inlet and outlet pipe diameters

Detailed Product Overview

Cardone Engine Auxiliary Water Pump 5W-7002 is part of the brand’s auxiliary coolant pump line, which focuses on replacement electric pumps for vehicles that need supplemental coolant circulation. This product line emphasizes upgraded wear components over original hardware, including improved bearings and sealing materials, to support consistent coolant movement through the heater system. For drivers searching for a 1999-2003 Saab 9-5 auxiliary water pump or a 1997-2001 Cadillac Catera heater pump replacement, this unit provides a direct service solution.

This part cross-references Cadillac 90509271 and Saab 4395612 for the same application.

Common Problems This Pump Can Address

• Weak or inconsistent heater output
• Coolant circulation issues in the heater circuit
• Leakage from a worn auxiliary pump seal
• Noisy operation from worn pump bearings
• Failure of the electric auxiliary coolant pump

Installation Notes and Tips

Verify connector style, terminal count, and inlet/outlet diameter before installation. Confirm the pump location is the heater auxiliary position and compare the original unit to the Cardone 5W-7002 before removal. Inspect hoses, electrical connections, and surrounding cooling system components for wear or contamination during replacement.

Quality Assurance

Cardone tests these auxiliary coolant pumps under varied conditions to evaluate real-world reliability. The 5W-7002 is a new unit with upgraded components and is backed by a limited lifetime warranty.