Cardone 21-4066 Power Steering Pump

Overview of Cardone Power Steering Pump 21-4066

The Cardone Power Steering Pump 21-4066 is a remanufactured hydraulic pump designed for select Buick models including the Allure, LaCrosse, and Regal. Engineered to restore proper steering assist, this pump features durable aluminum housing and a press-on pulley attachment type (pulley not included).

• Remanufactured power steering pump for Buick Allure, LaCrosse, and Regal
• Aluminum housing for lightweight durability
• Press-on pulley attachment (pulley sold separately)
• Includes hydraulic pump, instruction sheet, and sealing kit
• O-ring hose port type with hose barb inlet and threaded outlet
• Power steering outlet thread size 16x1.5 with one outlet
• Remote reservoir compatible (reservoir not included)
• Mounting hardware and reservoir cap not included

About the Cardone Power Steering Pump Line

The Cardone Power Steering Pump product line focuses on remanufactured components that meet or exceed OEM specifications. These pumps are rebuilt using quality materials and tested to ensure reliable performance. The 21-4066 model is part of this line, offering a cost-effective replacement option for Buick vehicles requiring a durable and precise power steering pump.

Product Details and Specifications

This power steering pump features an aluminum housing that provides corrosion resistance and strength while maintaining a lightweight design. The pump uses a press-on pulley attachment type, so the pulley must be transferred from the original unit or purchased separately. It includes a sealing kit and instruction sheet to assist with installation. The inlet connection is a hose barb type, and the outlet is threaded with a 16x1.5 size, designed for a single outlet configuration. The pump is compatible with remote reservoir systems, although the reservoir and mounting hardware are not included.

Common Applications and Problem Solving

• Restores power assist in Buick Allure, LaCrosse, and Regal models
• Eliminates whining noises caused by worn or contaminated pumps
• Resolves hard steering issues in one or both directions
• Addresses loss of assist at idle or low engine RPM
• Replaces pumps with damaged or cracked pulleys (pulley replacement required)

Installation Notes and Tips

When installing the Cardone 21-4066 power steering pump, ensure the original pulley is inspected for damage or replaced if necessary, as the pulley is not included. Use the provided sealing kit to prevent leaks and follow the instruction sheet carefully. Verify that the hose connections match the O-ring and hose barb types specified. It is recommended to flush the power steering fluid and inspect the system for contamination before installation to avoid premature pump failure.

Quality Assurance and Warranty

This remanufactured power steering pump undergoes rigorous testing to meet performance standards. Cardone provides a warranty on this part, ensuring it is free from defects in materials and workmanship. For specific warranty details, refer to Cardone’s official documentation or contact the manufacturer directly.