HomeSteering > Power Steering Hoses, Pumps, and Related ComponentsDorman 603-670 Power Steering Reservoir
Part #: 603-670

Dorman 603-670 Power Steering Reservoir

⚙️ 34 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Lexus and Toyota, Avalon, Camry, ES300, ES330, ES350, and Solara
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Overview of Dorman Power Steering Reservoir 603-670

The Dorman 603-670 power steering reservoir is designed for reliable fluid storage and management in select Lexus and Toyota vehicles. This remote-mounted reservoir features a durable plastic construction with a matte finish, ensuring consistent performance and longevity.

  • Constructed from high-quality plastic for durability
  • Available in black, blue, and white color options
  • Matte finish reduces glare and surface wear
  • Includes reservoir cap for secure sealing
  • Remote-mounted design for flexible installation
  • Compatible with Lexus Avalon, Toyota Camry, ES300, ES330, ES350, and Solara models

Detailed Product Description

The Dorman power steering reservoir 603-670 is engineered to meet the fluid containment needs of power steering systems in specific Lexus and Toyota vehicles. Its single reservoir type design simplifies fluid management, while the plastic material offers resistance to corrosion and wear. The matte finish provides a non-reflective surface, which can be beneficial in engine compartments with limited space and lighting. This reservoir comes with a cap included, ensuring a tight seal to prevent leaks and contamination. The remote-mounted feature allows for versatile placement within the engine bay, accommodating various vehicle configurations.

Compatible Vehicles and Applications

This power steering reservoir is compatible with the following makes and models:

  • Lexus Avalon
  • Toyota Camry
  • Toyota ES300
  • Toyota ES330
  • Toyota ES350
  • Toyota Solara

Common Issues Addressed by This Reservoir

  • Leaking or cracked original power steering reservoir
  • Contaminated or degraded power steering fluid storage
  • Inadequate fluid capacity causing steering performance issues
  • Damaged or missing reservoir cap leading to fluid loss
  • Wear from heat and engine vibrations affecting reservoir integrity

Installation Notes and Tips

The Dorman 603-670 power steering reservoir is designed for remote mounting and does not include mounting hardware or fittings. Ensure compatibility with your vehicle’s mounting points before installation. Use appropriate tools to secure the reservoir and verify that the included cap is properly sealed to prevent leaks. It is recommended to inspect power steering hoses and fluid condition during installation for optimal system performance.

Quality Assurance and Warranty

Dorman power steering reservoirs are manufactured to meet or exceed OEM specifications for fit, form, and function. While specific warranty details for part number 603-670 are not provided, Dorman products typically come with a limited warranty against defects in material and workmanship. Refer to Dorman’s official warranty policy for complete information.

BrandDorman
Part Number603-670
MaterialPlastic
ColorBlack
ColorBlue
ColorWhite
FinishMatte
Mounting Hardware IncludedNo
Mounting Bracket IncludedNo
Fittings IncludedNo
Remote MountedYes
Installation Hardware IncludedNo
Package Contents1 power steering reservoir; 1 cap
Reservoir Cap IncludedYes
Reservoir TypeSingle

This part fits 34 vehicles. Search below:

YearMakeModelFuel TypePositionNotes
2012LexusES350N/A
2012ToyotaAvalonN/A
2011LexusES350N/A
2011ToyotaAvalonN/A
2011ToyotaCamryN/A
2010LexusES350N/A
2010ToyotaAvalonN/A
2010ToyotaCamryN/A
2009LexusES350N/A
2009ToyotaAvalonN/A
2009ToyotaCamryN/A
2008LexusES350N/A
2008ToyotaAvalonN/A
2008ToyotaCamryN/A
2008ToyotaSolaraN/A
2007LexusES350N/A
2007ToyotaAvalonN/A
2007ToyotaCamryGASN/A
2007ToyotaSolaraN/A
2006LexusES330N/A
2006ToyotaAvalonN/A
2006ToyotaCamryN/A
2006ToyotaSolaraN/A
2005LexusES330N/A
2005ToyotaAvalonN/A
2005ToyotaCamryN/A
2005ToyotaSolaraN/A
2004LexusES330N/A
2004ToyotaCamryN/A
2004ToyotaSolaraN/A
2003LexusES300N/A
2003ToyotaCamryN/A
2002LexusES300N/A
2002ToyotaCamryN/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-1024430506030

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