Cardone
Power Steering Pump

Cardone 20-27532 Power Steering Pump

Brand Cardone 20-27532
E-Waste No
Hose Port Type O-Ring
Housing Material Cast Iron
Mounting Hardware Included No
Package Contents Hydraulic Pump; Instruction Sheet; Sealing Kit
Power Steering Outlet ID Size 0
Power Steering Outlet Thread Size 16x1.5
Power Steering Pump Inlet Attachement Type Hose Barb
Power Steering Pump Outlet Attachment Type Threaded
Power Steering Reservoir Cap Included No
Product Condition Remanufactured
Pulley Attachement Type Press-On
Pulley Included No
Remote Reservoir No
Reservoir Included Yes
Product line Power Steering Pump
Fits Buick, Oldsmobile, and Pontiac · 9 vehicles

OE direct replacement. Remanufactured to match original fit and performance.

Cast iron housing. Adds strength for dependable hydraulic operation.

Hydraulic efficiency tested. Each unit is checked for reliable, long-lasting performance.

Cross-references Buick 26015880, Oldsmobile 26015880 and Pontiac 26015880 for the same application. See all 3.

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Cardone 20-27532 Power Steering Pump

Restore steering response with this remanufactured Cardone power steering pump for select Buick, Oldsmobile, and Pontiac applications. Built to OE specifications and tested for hydraulic efficiency, this unit is a direct-fit replacement for the 1989-1991 Buick Skylark, 1989-1991 Oldsmobile Cutlass Calais, and 1989-1991 Pontiac Grand Am.

Key Features

  • Remanufactured OE-style power steering pump with a perfect vehicle fit
  • Triple-tested critical components, including cam packs and spool valves
  • Computer-tested final assembly for pressure, bypass, fluid flow, valve operation, steering effort, and noise
  • 100% new O-rings and premium-grade HNBR seals to help prevent leaks
  • Surfaced shafts to precise specifications to reduce premature seal wear
  • 100% tested and calibrated pressure relief valves
  • Cast iron housing with reservoir included

Product Details

Cardone Power Steering Pump 20-27532 is remanufactured from an original equipment design and inspected for performance-critical details before release. The pump uses an O-ring hose port, a threaded outlet, a hose barb inlet attachment, and a press-on pulley attachment. It includes the reservoir and sealing kit, making it a practical replacement for service work on older GM steering systems. This part cross-references Buick, Oldsmobile, and Pontiac OE number 26015880 for the same application.

Cardone’s remanufacturing process also reduces raw material and energy use compared with producing a new part, while maintaining OE-level fit and function. For 1989-1991 Buick Skylark, 1989-1991 Oldsmobile Cutlass Calais, and 1989-1991 Pontiac Grand Am power steering repair, this pump is built for direct replacement service.

Common Problems This Pump Can Address

  • Whining or noisy power steering pump operation
  • Hard steering at idle or low engine speed
  • Loss of steering assist after pump failure
  • Fluid leakage from worn seals or shaft wear
  • Poor hydraulic pressure or inconsistent steering effort

Installation Notes and Tips

Before installing Cardone 20-27532, inspect the system for contamination and flush the lines if needed. Use the recommended OE fluid, and bleed the system thoroughly to remove trapped air; foam or bubbles in the reservoir usually indicate air still in the system. If the original pulley has loosened or the shaft end was damaged during removal, replace the pulley rather than reusing it.

Some steering systems are difficult to bleed manually and may require a vacuum pump. If assist is present only at higher engine rpm, check for steering system restriction, contamination, or binding components before replacing additional parts.

Quality Assurance

Every Cardone remanufactured power steering pump undergoes hydraulic efficiency testing and final computer testing to verify pressure, flow, valve operation, steering effort, and noise. Critical internal components are triple-tested, and the unit is assembled with new seals and calibrated relief valves for consistent performance.

For warranty purposes, follow the OE fluid recommendation and flush the system during installation.

This part fits 9 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
1991BuickSkylark2.5LL4N/AReservoir included, optional filter, OE fluid recommended, system flush required for warranty.; Power Steering Pump
1991OldsmobileCutlass Calais2.5LL4N/AReservoir included, optional filter, OE fluid recommended, system flush required for warranty.; Power Steering Pump
1991PontiacGrand Am2.5LL4N/AReservoir included, optional filter, OE fluid recommended, system flush required for warranty.; Power Steering Pump
1990BuickSkylark2.5LL4N/AReservoir included, optional filter, OE fluid recommended, system flush required for warranty.; Power Steering Pump
1990OldsmobileCutlass Calais2.5LL4N/AReservoir included, optional filter, OE fluid recommended, system flush required for warranty.; Power Steering Pump
1990PontiacGrand Am2.5LL4N/AReservoir included, optional filter, OE fluid recommended, system flush required for warranty.; Power Steering Pump
1989BuickSkylark2.5LL4N/APump Stamped SJ; Reservoir Included; In-Line Filter available; without Aftermarket Filtration Improvement; For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system; Power Steering Pump
1989OldsmobileCutlass Calais2.5LL4N/APump Stamped SJ; Reservoir Included; In-Line Filter available; without Aftermarket Filtration Improvement; For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system; Power Steering Pump
1989PontiacGrand Am2.5LL4N/APump Stamped SJ; Reservoir Included; In-Line Filter available; without Aftermarket Filtration Improvement; For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system; Power Steering Pump
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Buick — 26015880Oldsmobile — 26015880Pontiac — 26015880