HomeSteering > Hardware, Fasteners and FittingsDorman 82573 Power Steering Reservoir Cap
Part #: 82573

Dorman 82573 Power Steering Reservoir Cap

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⚙️ 42 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet, Oldsmobile, Pontiac, and Buick, Lumina, Monte Carlo, Cutlass Supreme, Grand Prix, Century, Regal, and Cutlass Ciera
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Power Steering Reservoir Cap for Buick, Chevrolet, Oldsmobile, Pontiac

The Dorman 82573 power steering reservoir cap is designed to provide a secure seal and maintain proper fluid levels in your vehicle's power steering system. Compatible with select Buick, Chevrolet, Oldsmobile, and Pontiac models, this cap includes a built-in dipstick for easy fluid level checks.

  • Constructed from durable metal, plastic, and rubber materials for reliable sealing
  • Screw-on attachment type ensures a tight, leak-free fit
  • Black finish with a diameter of 1.67 inches and height of 2.07 inches
  • Includes an integrated dipstick for convenient fluid monitoring
  • Packaged as a single cap, part number 82573

Durable Construction and Precise Fit

The Dorman 82573 power steering reservoir cap combines metal, plastic, and rubber components to create a robust and effective seal for your power steering reservoir. The screw-on design allows for easy installation and removal while maintaining a secure fit to prevent fluid leaks. The included dipstick simplifies routine maintenance by allowing quick checks of power steering fluid levels without removing the cap entirely. This cap is finished in black and measures 1.67 inches in diameter and 2.07 inches in height, ensuring compatibility with the specified vehicle models.

Compatible Vehicles and Applications

This power steering reservoir cap is compatible with various Buick, Chevrolet, Oldsmobile, and Pontiac models, including the Buick Century and Regal, Chevrolet Lumina and Monte Carlo, Oldsmobile Cutlass Ciera and Cutlass Supreme, and Pontiac Grand Prix. Using the correct reservoir cap helps maintain system pressure and fluid integrity, which is essential for proper steering performance.

Common Issues Addressed by This Reservoir Cap

  • Prevents power steering fluid leaks caused by worn or damaged caps
  • Maintains proper fluid levels to avoid steering system damage
  • Helps prevent contamination of power steering fluid
  • Ensures accurate fluid level readings with the integrated dipstick
  • Reduces risk of air entering the power steering system

Installation Notes and Tips

  • Ensure the reservoir neck is clean before installing the cap
  • Screw the cap on firmly but avoid over-tightening to prevent damage
  • Use the dipstick to check fluid levels regularly during maintenance
  • Verify compatibility with your specific vehicle model before installation

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 82573 power steering reservoir cap undergoes quality checks to ensure durability and reliable performance. Please refer to Dorman's warranty policy for specific coverage details.

BrandDorman
Part Number82573
Attachment TypeScrew On
Color/FinishBlack
Diameter1.67 in
Dipstick IncludedYes
Height2.07 in
MaterialMetal
MaterialPlastic
MaterialRubber
Package Contents1 Cap

This part fits 42 vehicles. Search below:

YearMakeModelDrive TypeLitersCylindersPositionNotes
1997ChevroletLumina3.4LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1997ChevroletMonte Carlo3.4LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1996ChevroletLumina3.4LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1996ChevroletMonte Carlo3.4LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1996OldsmobileCutlass Supreme3.4LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1996PontiacGrand Prix3.4LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1995ChevroletLumina3.4LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1995ChevroletMonte Carlo3.4LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1995OldsmobileCutlass Supreme3.4LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1995PontiacGrand Prix3.4LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1994ChevroletLuminaN/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1994OldsmobileCutlass Supreme3.4LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1994PontiacGrand Prix3.4LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1993BuickCentury2.2LL4N/APump Mounted Reservoir with 2 inch stem, packaging type card, diameter of 1.67 inches
1993BuickRegal3.1LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1993ChevroletLuminaN/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1993OldsmobileCutlass Ciera2.2LL4N/APump Mounted Reservoir with 2 inch stem, packaging type card, diameter of 1.67 inches
1993OldsmobileCutlass Supreme3.4LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1993OldsmobileCutlass Supreme3.1LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1993PontiacGrand Prix3.4LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1992BuickRegal3.1LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1992ChevroletLumina3.1LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1992ChevroletLumina3.4LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1992OldsmobileCutlass SupremeN/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1992PontiacGrand Prix3.4LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1991BuickRegal3.1LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1991ChevroletLumina3.1LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1991ChevroletLumina3.4LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1991OldsmobileCutlass Supreme3.1LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1991OldsmobileCutlass Supreme3.4LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1991PontiacGrand Prix3.1LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1991PontiacGrand Prix3.4LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1990BuickRegal3.1LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1990ChevroletLumina3.1LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1990OldsmobileCutlass Supreme3.1LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1990PontiacGrand Prix3.1LV6N/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1989BuickRegalN/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1989OldsmobileCutlass SupremeN/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1989PontiacGrand PrixN/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1988BuickRegalN/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1988OldsmobileCutlass SupremeFWDN/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.
1988PontiacGrand PrixN/APower Steering Reservoir Cap with 2 In. Stem, Packaging Type: Card, Diameter: 1.67 in.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

26002679

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.