HomeSteering > Power Steering Hoses, Pumps, and Related ComponentsDorman 603-948 Power Steering Reservoir
Part #: 603-948

Dorman 603-948 Power Steering Reservoir

N/A
⚙️ 27 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$36.17Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Acura and Honda, RL, TL, TSX, and Accord
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Dorman Power Steering Reservoir 603-948

The Dorman 603-948 power steering reservoir is designed for reliable fluid storage and management in select Acura and Honda vehicles. Constructed from durable plastic with a white and gray finish, this reservoir includes a mounting bracket and a cap to ensure secure installation and proper sealing.

  • Material: Durable plastic construction
  • Color: White and gray for easy fluid level visibility
  • Includes mounting bracket for secure fitment
  • Reservoir cap included for proper sealing
  • Single reservoir type, not remote mounted
  • Package contents: 1 power steering reservoir and 1 cap

Detailed Product Description

The Dorman 603-948 power steering reservoir is engineered to meet the specifications required for Acura and Honda models including the Accord, RL, TL, and TSX. Its plastic construction offers resistance to corrosion and wear, while the white and gray coloring allows for quick visual inspection of fluid levels. The included mounting bracket simplifies installation by providing a secure attachment point, although fittings and installation hardware are not included. This single reservoir design is intended for direct mounting rather than remote placement, ensuring compatibility with the original power steering system layout.

Compatible Vehicles and Applications

This power steering reservoir is compatible with the following vehicles:

  • Acura RL, TL, TSX
  • Honda Accord

It is designed to replace worn or damaged reservoirs that may cause fluid leaks, steering noise, or reduced steering performance.

Common Issues Addressed by This Reservoir

  • Leaking or cracked original power steering reservoir
  • Low power steering fluid levels due to reservoir damage
  • Steering noise caused by air entering the system
  • Fluid contamination from a compromised reservoir cap seal
  • Difficulty maintaining proper fluid pressure in the steering system

Installation Notes and Tips

Installation of the Dorman 603-948 power steering reservoir requires basic mechanical skills. The included mounting bracket facilitates secure attachment, but note that fittings and installation hardware are not provided and may need to be reused from the original reservoir. Ensure the system is depressurized and fluid is drained before removal. After installation, refill with the appropriate power steering fluid and check for leaks. Properly tighten the included reservoir cap to prevent contamination.

Quality Assurance and Warranty

Dorman power steering reservoirs are manufactured to meet or exceed OEM standards for fit, form, and function. The 603-948 part is backed by Dorman's limited warranty, which covers defects in material and workmanship. This warranty provides assurance of product reliability when installed according to manufacturer guidelines.

BrandDorman
Part Number603-948
ColorWhite and Gray
Fittings IncludedNo
Installation Hardware IncludedNo
MaterialPlastic
Mounting Bracket IncludedYes
Package Contents1 Power Steering Reservoir; 1 Cap
Remote MountedNo
Reservoir Cap IncludedYes
Reservoir TypeSingle

This part fits 27 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2012AcuraRL3.7LV6N/A
2011AcuraRL3.7LV6N/A
2010AcuraRL3.7LV6N/A
2009AcuraRL3.7LV6N/A
2008AcuraRL3.5LV6N/A
2008AcuraTL3.5LV6N/A
2008AcuraTL3.2LV6N/A
2008AcuraTSX2.4LL4N/A
2007AcuraTL3.5LV6N/A
2007AcuraTL3.2LV6N/A
2007AcuraTSX2.4LL4N/A
2007HondaAccord2.4LL4N/A
2007HondaAccord3.0LV6N/A
2006AcuraTL3.2LV6N/A
2006AcuraTSX2.4LL4N/A
2006HondaAccord2.4LL4N/A
2006HondaAccord3.0LV6N/A
2005AcuraTL3.2LV6N/A
2005AcuraTSX2.4LL4N/A
2005HondaAccord2.4LL4N/A
2005HondaAccord3.0LV6N/A
2004AcuraTL3.2LV6N/A
2004AcuraTSX2.4LL4N/A
2004HondaAccord2.4LL4N/A
2004HondaAccord3.0LV6N/A
2003HondaAccord2.4LL4N/A
2003HondaAccord3.0LV6N/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-20253701SDAA01

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