Dorman 918-346 Power Steering Cooler

Brand Dorman 918-346
Material Aluminio, goma
Material Aluminum
Material Rubber
Length 22.5
Color Black
Color Negro
Color Noir
Thickness 2
Height 10.75
Inlet Fitting Inside Diameter 0.1
Outlet Fitting Inside Diameter 0.1
Inlet Fitting Outside Diameter 0.125
Fitting Type Empujar hacia adentro
Fitting Type Push-in
Outlet Fitting Outside Diameter 0.125
Ancho total 12.38 in
Contenidos del paquete 1 refrigerante de la dirección hidraulica
Overall Width 12.38 in
Package Contents 1 power steering cooler
Fits Chevrolet and GMC · 18 vehicles

OE-style replacement. Matches the fit and function of the original cooler.

Aluminum and rubber. Built with quality materials for reliable performance and durability.

Push-in fittings. Simplifies installation with a secure connection.

Cross-references 15295844 for the same application. See all 1.

$106.15Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $106.15
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Dorman 918-346 Power Steering Cooler

The Dorman 918-346 power steering cooler is built to match the fit and function of the original cooler on specified vehicles. It uses aluminum and rubber construction for dependable cooling performance and durability in the steering system.

Key Features

  • Direct-fit power steering cooler for specified applications
  • Aluminum and rubber construction
  • Black finish
  • Push-in fitting type for OE-style connection points
  • Designed for 2007 Chevrolet Silverado 1500 Classic and 2007 GMC Sierra 1500 Classic, plus 1999-2006 Chevrolet Silverado 1500 and GMC Sierra 1500 applications
  • Part number 918-346 for easy identification

Detailed Description

This power steering cooler is engineered as a replacement for the original unit on select Chevrolet Silverado 1500, Chevrolet Silverado 1500 Classic, GMC Sierra 1500, and GMC Sierra 1500 Classic models. The aluminum core and rubber components are selected to support reliable heat dissipation and long-term service in the power steering circuit. If you are searching for a Dorman 918-346 power steering cooler for 1999-2006 Chevrolet Silverado 1500 or 2007 GMC Sierra 1500 Classic fitment, this part is built for that application.

This part cross-references GM OE 15295844 for the same application.

What It Helps Address

  • Excess heat buildup in the power steering fluid
  • Reduced steering system cooling performance
  • Leak-prone or damaged original cooler assemblies
  • Noise or strain related to overheated steering fluid
  • Replacement needs on Silverado and Sierra steering system service

Installation Notes and Tips

Verify the vehicle year, make, and model before installation. Confirm inlet and outlet fitting dimensions and compare the cooler layout to the original part to ensure proper routing and connection. For best results, inspect the surrounding power steering hoses and fittings during replacement.

Quality Assurance

Dorman designs this cooler to match the original fit and function on listed vehicles and manufactures it from quality materials for reliable performance and durability. Part number 918-346 is intended for direct replacement use on the specified applications.

This part fits 18 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelDrive TypeLitersCylindersNotes
2007ChevroletSilverado 1500 ClassicRWD4.3LV6—
2007GMCSierra 1500 ClassicRWD4.3LV6—
2006ChevroletSilverado 1500RWD4.3LV6—
2006GMCSierra 1500RWD4.3LV6—
2005ChevroletSilverado 1500RWD4.3LV6—
2005GMCSierra 1500RWD4.3LV6—
2004ChevroletSilverado 1500RWD4.3LV6—
2004GMCSierra 1500RWD4.3LV6—
2003ChevroletSilverado 1500RWD4.3LV6—
2003GMCSierra 1500RWD4.3LV6—
2002ChevroletSilverado 1500RWD4.3LV6—
2002GMCSierra 1500RWD4.3LV6—
2001ChevroletSilverado 1500RWD4.3LV6—
2001GMCSierra 1500RWD4.3LV6—
2000ChevroletSilverado 1500RWD4.3LV6—
2000GMCSierra 1500RWD4.3LV6—
1999ChevroletSilverado 1500RWD4.3LV6—
1999GMCSierra 1500RWD4.3LV6—
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
15295844