SKP SK2055859 Power Steering Pump

Brand SKP SK2055859
Fits Buick, Chevrolet, Oldsmobile, and Pontiac · 30 vehicles

Power steering pump for restoring smooth, responsive steering assist.

Cross-references AMS Automotive 6303, 36P1554 and 2055859 for the same application. See all 11.

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Power Steering Pump for GM W-Body Applications

The SKP SK2055859 power steering pump is a direct-fit replacement for select Buick, Chevrolet, Oldsmobile, and Pontiac vehicles with reservoir. It is built for drivers replacing a worn or noisy pump on GM W-body steering systems, including Buick Regal, Chevrolet Impala, Chevrolet Monte Carlo, and Pontiac Grand Prix applications.

  • Power steering pump assembly with reservoir
  • Fits select 1996-2004 GM passenger cars with confirmed application data
  • OE-style replacement for common steering service repairs
  • Cross-references AMS Automotive 6303 for the same application
  • Part number SK2055859 for easy lookup and ordering

Detailed Fitment and Application

SK2055859 is used on select GM vehicles with hydraulic power steering, including Fits 1997-2004 Buick Regal, N/A; Fits 2000-2003 Chevrolet Impala, N/A; Fits 1998-2003 Chevrolet Monte Carlo, N/A; Fits 1997-2003 Pontiac Grand Prix, N/A; Fits 1998-1999 Chevrolet Lumina, N/A; Fits 1998-1999 Oldsmobile Intrigue, N/A; and Fits 1996 Buick Regal, N/A. The 1996 Buick Regal application is for Non-Variable Effort Steering (N40) only. This SK2055859 pump is a practical replacement when restoring steering assist and fluid circulation in these Buick Regal, Chevrolet Impala, and Pontiac Grand Prix platforms.

Common Steering Problems This Part Addresses

  • Hard steering or reduced assist at low speeds
  • Whining or groaning noise from the pump
  • Fluid leaks from a worn pump assembly
  • Inconsistent steering feel caused by pump wear
  • Contaminated steering fluid affecting system operation

Installation Notes and Tips

For warranty purposes, install a filter and use the suggested OE fluid. Flush the power steering system before installing the replacement pump to remove debris and old fluid. Verify reservoir style and steering option codes before installation, especially on the 1996 Buick Regal with Non-Variable Effort Steering (N40).

Quality Assurance

SKP SK2055859 is cataloged as a replacement power steering pump for confirmed GM applications and is supported by listed interchange references for application matching. Use the vehicle fitment details and option notes to confirm the correct part before installation.

This part fits 30 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersNotes
2004BuickRegal——For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
2003BuickRegal——For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
2003ChevroletImpala3.8LV6For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
2003ChevroletMonte Carlo3.8LV6For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
2003PontiacGrand Prix3.8LV6For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
2002BuickRegal——For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
2002ChevroletImpala3.8LV6For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
2002ChevroletMonte Carlo3.8LV6For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
2002PontiacGrand Prix3.8LV6For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
2001BuickRegal——For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
2001ChevroletImpala3.8LV6For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
2001ChevroletMonte Carlo3.8LV6For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
2001PontiacGrand Prix3.8LV6For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
2000BuickRegal——For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
2000ChevroletImpala3.8LV6For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
2000ChevroletMonte Carlo3.8LV6For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
2000PontiacGrand Prix3.8LV6For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
1999BuickRegal——For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
1999ChevroletLumina3.8LV6For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
1999ChevroletMonte Carlo3.8LV6For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
1999OldsmobileIntrigue3.8LV6For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
1999PontiacGrand Prix3.8LV6For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
1998BuickRegal——For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
1998ChevroletLumina3.8LV6For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
1998ChevroletMonte Carlo3.8LV6For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
1998OldsmobileIntrigue——For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
1998PontiacGrand Prix3.8LV6For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
1997BuickRegal3.8LV6For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
1997PontiacGrand Prix3.8LV6For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir
1996BuickRegal3.8LV6For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system.; w/ Reservoir; w/ Non-Variable Effort Steering (N40); Option Codes are on the Service Parts Identification sticker
Directly replaces or cross-references 11 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
AMS Automotive — 630336P155420558592057888F9655859260404672604336926046847260480087346912088985332