HomeSteering > Power Steering Hoses, Pumps, and Related ComponentsDorman 603-815 Power Steering Reservoir
Part #: 603-815

Dorman 603-815 Power Steering Reservoir

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⚙️ 4 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Kia, Sorento
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Overview of Dorman Power Steering Reservoir for Kia Sorento

The Dorman 603-815 power steering reservoir is designed specifically for Kia Sorento models, providing a reliable solution for maintaining proper power steering fluid levels. Constructed from durable plastic with a matte black and white finish, this single reservoir includes a cap and is engineered for straightforward replacement.

  • Material: Durable plastic construction
  • Color: Black and white with a matte finish
  • Includes: One power steering reservoir and one reservoir cap
  • Reservoir type: Single, non-remote mounted design
  • Mounting hardware, bracket, fittings, and installation hardware not included

Detailed Product Description

The Dorman 603-815 power steering reservoir is a direct replacement part tailored for Kia Sorento vehicles. Its plastic build ensures resistance to corrosion and wear, while the matte black and white finish provides a clean, functional appearance under the hood. This reservoir is designed as a single unit with an included cap, facilitating proper fluid containment and pressure maintenance within the power steering system. Note that mounting hardware and fittings are not included, so existing components should be reused or sourced separately during installation.

Common Applications and Problem Resolution

This power steering reservoir is used to store and supply hydraulic fluid to the power steering pump, ensuring smooth steering operation. It addresses several common issues, including:

  • Leaking or cracked reservoirs causing fluid loss
  • Contaminated or degraded reservoir caps leading to fluid contamination
  • Insufficient fluid capacity affecting steering responsiveness
  • Wear and damage from heat or age compromising reservoir integrity

Installation Notes and Tips

When installing the Dorman 603-815 power steering reservoir on a Kia Sorento, ensure the following:

  • Reuse existing mounting hardware and brackets as these are not included
  • Inspect and replace any worn or damaged fittings separately
  • Properly secure the reservoir cap to prevent leaks
  • Check power steering fluid levels and top off as needed after installation

Quality Assurance and Warranty Information

Dorman power steering reservoirs are manufactured to meet or exceed OEM specifications for fit and function. While specific warranty details for part number 603-815 are not provided here, Dorman typically offers limited warranties covering defects in material and workmanship. For precise warranty terms, consult the product documentation or manufacturer resources.

BrandDorman
Part Number603-815
ColorBlack and White
Fittings IncludedNo
Friction Material ThicknessMatte
Installation Hardware IncludedNo
MaterialPlastic
Mounting Bracket IncludedNo
Mounting Hardware IncludedNo
Package Contents1 Power Steering Reservoir; 1 Cap
Remote MountedNo
Reservoir Cap IncludedYes
Reservoir TypeSingle

This part fits 4 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2006KiaSorento3.5LV6N/A
2005KiaSorento3.5LV6N/A
2004KiaSorento3.5LV6N/A
2003KiaSorento3.5LV6N/A

* 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:

3R-351575103E000

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