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DormanPart #: 918-301

Dorman 918-301 Power Steering Cooler

Name: Dorman 918-301 Power Steering Cooler
Brand: Dorman
SKU: BKKY-918-301
Price: 137.84 USD
Availability: InStock

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⚙️ 194 vehicles fit this part

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🚗Fitment: Chevrolet, GMC, and Cadillac, Suburban 2500, Yukon XL 2500, Silverado 1500 Classic, Silverado 1500 HD Classic, Silverado 2500 HD Classic, Silverado 3500, Silverado 3500 Classic, Sierra 1500 Classic, Sierra 1500 HD Classic, Sierra 2500 HD Classic, Sierra 3500 Classic, Silverado 1500, Silverado 1500 HD, Silverado 2500 HD, Sierra 1500, Sierra 1500 HD, Sierra 2500 HD, Sierra 3500, Escalade, Escalade ESV, Escalade EXT, Avalanche 1500, Silverado 2500, Suburban 1500, Tahoe, Sierra 2500, Yukon, and Yukon XL 1500

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Not what you need? Click here for all Power Steering Cooler options

Power Steering Cooler for Cadillac, Chevrolet, and GMC Vehicles

The Dorman 918-301 power steering cooler is designed to maintain optimal fluid temperature in your vehicle's power steering system. Engineered from durable steel and finished in black, this cooler is compatible with a range of Cadillac, Chevrolet, and GMC models, including the Escalade, Silverado 1500, and Sierra 2500.

Constructed from robust steel for long-lasting durability
Overall length of 17.078 inches and width of 12.047 inches for precise fitment
Black finish for corrosion resistance and clean appearance
Barb-type inlet and outlet fittings with 0.275 inch inside diameter
Compatible with multiple GM trucks and SUVs including Avalanche 1500 and Yukon XL 2500

Durable Steel Construction and Precise Dimensions

This power steering cooler features a steel body that withstands high temperatures and pressure within the steering system. Measuring 17.078 inches in length and 12.047 inches in overall width, it fits securely in the designated mounting area. The cooler’s inlet and outlet fittings are barb type, each with an inside diameter of 0.275 inches and an outside diameter of 0.374 inches, ensuring a tight connection with the power steering hoses. The black finish adds a layer of protection against corrosion, extending the service life of the component.

Compatible Vehicles and Applications

The Dorman 918-301 power steering cooler is compatible with a variety of GM vehicles, including Cadillac Escalade, Escalade ESV, and Escalade EXT; Chevrolet Avalanche 1500, Silverado 1500, 2500, and 3500 series; GMC Sierra 1500, 2500, and 3500 series; as well as Suburban 1500 and 2500, Tahoe, Yukon, Yukon XL 1500, and Yukon XL 2500. This part is designed to help maintain proper power steering fluid temperature in these models, supporting reliable steering performance.

Common Issues Addressed by the Power Steering Cooler

Prevents overheating of power steering fluid during heavy use
Reduces risk of power steering pump failure due to excessive heat
Helps maintain consistent steering response and feel
Minimizes wear on power steering hoses and seals
Supports overall longevity of the power steering system

Installation Notes and Tips

When installing the Dorman 918-301 power steering cooler, ensure the vehicle is securely lifted and the power steering system is depressurized. Verify that the barb fittings match the existing hose diameters (0.275 inch inside diameter) for a proper seal. Inspect hoses and clamps for wear and replace if necessary. Tighten all connections securely to prevent leaks. It is recommended to bleed the power steering system after installation to remove any air pockets.

Quality Assurance and Warranty

Dorman power steering components are manufactured to meet or exceed OEM specifications. The 918-301 power steering cooler undergoes rigorous quality control to ensure durability and performance. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Consult product documentation for exact warranty terms.

Brand	Dorman
Part Number	918-301
Color	Black
Fitting Type	Barb
Height	2.007
Inlet Fitting Inside Diameter	0.275
Inlet Fitting Outside Diameter	0.374
Length	17.078
Material	Steel
Outlet Fitting Inside Diameter	0.275
Outlet Fitting Outside Diameter	0.374
Overall Width	12.047 in
Package Contents	1 Power Steering Cooler; Hoses

This part fits 194 vehicles. Search below:

Year	Make	Model	Body Type	Drive Type	Liters	Cylinders	Fuel Type	Position	Notes
2013	Chevrolet	Suburban 2500			6.0L	V8		N/A
2013	GMC	Yukon XL 2500			6.0L	V8		N/A
2012	Chevrolet	Suburban 2500			6.0L	V8		N/A
2012	GMC	Yukon XL 2500			6.0L	V8		N/A
2011	Chevrolet	Suburban 2500			6.0L	V8		N/A
2011	GMC	Yukon XL 2500			6.0L	V8		N/A
2010	Chevrolet	Suburban 2500			6.0L	V8		N/A
2010	GMC	Yukon XL 2500			6.0L	V8		N/A
2009	Chevrolet	Suburban 2500			6.0L	V8		N/A
2009	GMC	Yukon XL 2500			6.0L	V8		N/A
2008	Chevrolet	Suburban 2500			6.0L	V8		N/A
2008	GMC	Yukon XL 2500			6.0L	V8		N/A
2007	Chevrolet	Silverado 1500 Classic		4WD	5.3L	V8	ELECTRIC/GAS	N/A
2007	Chevrolet	Silverado 1500 Classic		4WD	4.3L	V6		N/A
2007	Chevrolet	Silverado 1500 HD Classic			6.0L	V8		N/A
2007	Chevrolet	Silverado 2500 HD Classic			6.0L	V8		N/A
2007	Chevrolet	Silverado 3500			5.7L	V8		N/A
2007	Chevrolet	Silverado 3500 Classic			6.0L	V8		N/A
2007	Chevrolet	Suburban 2500			6.0L	V8		N/A
2007	GMC	Sierra 1500 Classic		4WD	5.3L	V8	ELECTRIC/GAS	N/A
2007	GMC	Sierra 1500 Classic		4WD	4.3L	V6		N/A
2007	GMC	Sierra 1500 HD Classic			6.0L	V8		N/A
2007	GMC	Sierra 2500 HD Classic			6.0L	V8		N/A
2007	GMC	Sierra 3500 Classic			6.0L	V8		N/A
2007	GMC	Yukon XL 2500			6.0L	V8		N/A
2006	Chevrolet	Silverado 1500		4WD	5.3L	V8	ELECTRIC/GAS	N/A	w/635 mm Return Line
2006	Chevrolet	Silverado 1500		4WD	4.3L	V6		N/A	w/635 mm Return Line
2006	Chevrolet	Silverado 1500 HD			6.0L	V8		N/A
2006	Chevrolet	Silverado 2500 HD			6.0L	V8		N/A
2006	Chevrolet	Silverado 3500			6.0L	V8		N/A
2006	Chevrolet	Silverado 3500			5.7L	V8		N/A
2006	Chevrolet	Suburban 2500			6.0L	V8		N/A
2006	GMC	Sierra 1500		4WD	5.3L	V8	ELECTRIC/GAS	N/A
2006	GMC	Sierra 1500		4WD	4.3L	V6		N/A
2006	GMC	Sierra 1500 HD			6.0L	V8		N/A
2006	GMC	Sierra 2500 HD			6.0L	V8		N/A
2006	GMC	Sierra 3500			6.0L	V8		N/A
2006	GMC	Yukon XL 2500			6.0L	V8		N/A
2005	Chevrolet	Silverado 1500		4WD	5.3L	V8	ELECTRIC/GAS	N/A	w/635 mm Return Line
2005	Chevrolet	Silverado 1500		4WD	4.3L	V6		N/A	w/635 mm Return Line
2005	Chevrolet	Silverado 1500 HD			6.0L	V8		N/A
2005	Chevrolet	Silverado 2500 HD			6.0L	V8		N/A
2005	Chevrolet	Silverado 3500			6.0L	V8		N/A
2005	Chevrolet	Silverado 3500			5.7L	V8		N/A
2005	Chevrolet	Suburban 2500			6.0L	V8		N/A
2005	GMC	Sierra 1500		4WD	5.3L	V8	ELECTRIC/GAS	N/A
2005	GMC	Sierra 1500		4WD	4.3L	V6		N/A	w/635 mm Return Line
2005	GMC	Sierra 1500 HD			6.0L	V8		N/A
2005	GMC	Sierra 2500 HD			6.0L	V8		N/A
2005	GMC	Sierra 3500			6.0L	V8		N/A
2005	GMC	Yukon XL 2500			6.0L	V8		N/A
2004	Cadillac	Escalade			5.3L	V8		N/A
2004	Cadillac	Escalade			6.0L	V8		N/A
2004	Cadillac	Escalade ESV			6.0L	V8		N/A
2004	Cadillac	Escalade EXT			6.0L	V8		N/A
2004	Chevrolet	Avalanche 1500			5.3L	V8		N/A
2004	Chevrolet	Silverado 1500		4WD	5.3L	V8		N/A	w/635 mm Return Line
2004	Chevrolet	Silverado 1500		AWD	6.0L	V8		N/A
2004	Chevrolet	Silverado 1500		4WD	6.0L	V8		N/A
2004	Chevrolet	Silverado 1500		4WD	4.3L	V6		N/A	w/635 mm Return Line
2004	Chevrolet	Silverado 1500		4WD	4.8L	V8		N/A
2004	Chevrolet	Silverado 2500			6.0L	V8		N/A
2004	Chevrolet	Silverado 2500 HD			6.0L	V8		N/A
2004	Chevrolet	Silverado 3500			6.0L	V8		N/A
2004	Chevrolet	Silverado 3500			5.7L	V8		N/A
2004	Chevrolet	Suburban 1500			5.3L	V8		N/A
2004	Chevrolet	Suburban 2500			6.0L	V8		N/A
2004	Chevrolet	Tahoe			5.3L	V8		N/A
2004	Chevrolet	Tahoe			4.8L	V8		N/A
2004	GMC	Sierra 1500		4WD	5.3L	V8		N/A
2004	GMC	Sierra 1500			6.0L	V8		N/A
2004	GMC	Sierra 1500		4WD	4.3L	V6		N/A
2004	GMC	Sierra 1500		4WD	4.8L	V8		N/A
2004	GMC	Sierra 2500			6.0L	V8		N/A
2004	GMC	Sierra 2500 HD			6.0L	V8		N/A
2004	GMC	Sierra 3500			6.0L	V8		N/A
2004	GMC	Yukon			5.3L	V8		N/A
2004	GMC	Yukon			6.0L	V8		N/A
2004	GMC	Yukon			4.8L	V8		N/A
2004	GMC	Yukon XL 1500			5.3L	V8		N/A
2004	GMC	Yukon XL 1500			6.0L	V8		N/A
2004	GMC	Yukon XL 2500			6.0L	V8		N/A
2003	Cadillac	Escalade			5.3L	V8		N/A
2003	Cadillac	Escalade			6.0L	V8		N/A
2003	Chevrolet	Avalanche 1500			5.3L	V8		N/A
2003	Chevrolet	Silverado 1500	Standard Cab Pickup	4WD	5.3L	V8		N/A
2003	Chevrolet	Silverado 1500	Extended Cab Pickup	4WD	5.3L	V8		N/A
2003	Chevrolet	Silverado 1500		4WD	4.3L	V6		N/A	w/635 mm Return Line
2003	Chevrolet	Silverado 1500		4WD	4.8L	V8		N/A
2003	Chevrolet	Silverado 1500 HD			6.0L	V8		N/A
2003	Chevrolet	Silverado 2500			6.0L	V8		N/A
2003	Chevrolet	Silverado 2500 HD			6.0L	V8		N/A
2003	Chevrolet	Silverado 3500			6.0L	V8		N/A
2003	Chevrolet	Suburban 1500			5.3L	V8		N/A
2003	Chevrolet	Suburban 2500			6.0L	V8		N/A
2003	Chevrolet	Tahoe			5.3L	V8		N/A
2003	Chevrolet	Tahoe			4.8L	V8		N/A
2003	GMC	Sierra 1500		4WD	5.3L	V8		N/A
2003	GMC	Sierra 1500			6.0L	V8		N/A
2003	GMC	Sierra 1500		4WD	4.3L	V6		N/A
2003	GMC	Sierra 1500		4WD	4.8L	V8		N/A
2003	GMC	Sierra 1500 HD	Crew Cab Pickup		6.0L	V8		N/A
2003	GMC	Sierra 2500			6.0L	V8		N/A
2003	GMC	Sierra 2500 HD			6.0L	V8		N/A
2003	GMC	Sierra 3500			6.0L	V8		N/A
2003	GMC	Yukon			5.3L	V8		N/A
2003	GMC	Yukon			6.0L	V8		N/A
2003	GMC	Yukon			4.8L	V8		N/A
2003	GMC	Yukon XL 1500			5.3L	V8		N/A
2003	GMC	Yukon XL 1500			6.0L	V8		N/A
2003	GMC	Yukon XL 2500			6.0L	V8		N/A
2002	Cadillac	Escalade			5.3L	V8		N/A
2002	Cadillac	Escalade			6.0L	V8		N/A
2002	Chevrolet	Avalanche 1500			5.3L	V8		N/A
2002	Chevrolet	Silverado 1500	Standard Cab Pickup	4WD	5.3L	V8		N/A
2002	Chevrolet	Silverado 1500	Extended Cab Pickup	4WD	5.3L	V8		N/A
2002	Chevrolet	Silverado 1500		4WD	4.3L	V6		N/A	w/635 mm Return Line
2002	Chevrolet	Silverado 1500		4WD	4.8L	V8		N/A
2002	Chevrolet	Silverado 1500 HD			6.0L	V8		N/A
2002	Chevrolet	Silverado 2500			6.0L	V8		N/A
2002	Chevrolet	Silverado 2500 HD			6.0L	V8		N/A
2002	Chevrolet	Silverado 3500			6.0L	V8		N/A
2002	Chevrolet	Suburban 1500			5.3L	V8		N/A
2002	Chevrolet	Suburban 2500			6.0L	V8		N/A
2002	Chevrolet	Tahoe			5.3L	V8		N/A
2002	Chevrolet	Tahoe			4.8L	V8		N/A
2002	GMC	Sierra 1500		4WD	5.3L	V8		N/A
2002	GMC	Sierra 1500			6.0L	V8		N/A
2002	GMC	Sierra 1500		4WD	4.3L	V6		N/A
2002	GMC	Sierra 1500		4WD	4.8L	V8		N/A
2002	GMC	Sierra 1500 HD	Crew Cab Pickup		6.0L	V8		N/A
2002	GMC	Sierra 2500			6.0L	V8		N/A
2002	GMC	Sierra 2500 HD			6.0L	V8		N/A
2002	GMC	Sierra 3500			6.0L	V8		N/A
2002	GMC	Yukon			5.3L	V8		N/A
2002	GMC	Yukon			6.0L	V8		N/A
2002	GMC	Yukon			4.8L	V8		N/A
2002	GMC	Yukon XL 1500			5.3L	V8		N/A
2002	GMC	Yukon XL 1500			6.0L	V8		N/A
2002	GMC	Yukon XL 2500			6.0L	V8		N/A
2001	Chevrolet	Silverado 1500		4WD	5.3L	V8		N/A
2001	Chevrolet	Silverado 1500		4WD	4.3L	V6		N/A	w/635 mm Return Line
2001	Chevrolet	Silverado 1500		4WD	4.8L	V8		N/A
2001	Chevrolet	Silverado 1500 HD			6.0L	V8		N/A
2001	Chevrolet	Silverado 2500			6.0L	V8		N/A
2001	Chevrolet	Silverado 2500 HD			6.0L	V8		N/A
2001	Chevrolet	Silverado 3500			6.0L	V8		N/A
2001	Chevrolet	Suburban 1500			5.3L	V8		N/A
2001	Chevrolet	Suburban 2500			6.0L	V8		N/A
2001	Chevrolet	Tahoe			5.3L	V8		N/A
2001	Chevrolet	Tahoe			4.8L	V8		N/A
2001	GMC	Sierra 1500		4WD	5.3L	V8		N/A
2001	GMC	Sierra 1500			6.0L	V8		N/A
2001	GMC	Sierra 1500		4WD	4.3L	V6		N/A
2001	GMC	Sierra 1500		4WD	4.8L	V8		N/A
2001	GMC	Sierra 1500 HD		4WD	6.0L	V8		N/A
2001	GMC	Sierra 2500			6.0L	V8		N/A
2001	GMC	Sierra 2500 HD			6.0L	V8		N/A
2001	GMC	Sierra 3500			6.0L	V8		N/A
2001	GMC	Yukon			5.3L	V8		N/A
2001	GMC	Yukon			6.0L	V8		N/A
2001	GMC	Yukon			4.8L	V8		N/A
2001	GMC	Yukon XL 1500			5.3L	V8		N/A
2001	GMC	Yukon XL 1500			6.0L	V8		N/A
2001	GMC	Yukon XL 2500			6.0L	V8		N/A
2000	Chevrolet	Silverado 1500		4WD	5.3L	V8		N/A
2000	Chevrolet	Silverado 1500		4WD	4.3L	V6		N/A	w/635 mm Return Line
2000	Chevrolet	Silverado 1500		4WD	4.8L	V8		N/A
2000	Chevrolet	Silverado 2500			5.3L	V8		N/A
2000	Chevrolet	Silverado 2500			6.0L	V8		N/A
2000	Chevrolet	Suburban 1500			5.3L	V8		N/A
2000	Chevrolet	Suburban 2500			6.0L	V8		N/A
2000	Chevrolet	Tahoe			5.3L	V8		N/A
2000	Chevrolet	Tahoe			4.8L	V8		N/A
2000	GMC	Sierra 1500		4WD	5.3L	V8		N/A
2000	GMC	Sierra 1500		4WD	4.3L	V6		N/A
2000	GMC	Sierra 1500		4WD	4.8L	V8		N/A
2000	GMC	Sierra 2500			5.3L	V8		N/A
2000	GMC	Sierra 2500			6.0L	V8		N/A
2000	GMC	Yukon			5.3L	V8		N/A
2000	GMC	Yukon			4.8L	V8		N/A
2000	GMC	Yukon			5.7L	V8		N/A
2000	GMC	Yukon XL 1500			5.3L	V8		N/A
2000	GMC	Yukon XL 2500			6.0L	V8		N/A
1999	Chevrolet	Silverado 1500		4WD	5.3L	V8		N/A
1999	Chevrolet	Silverado 1500		4WD	4.3L	V6		N/A	w/635 mm Return Line
1999	Chevrolet	Silverado 1500		4WD	4.8L	V8		N/A
1999	Chevrolet	Silverado 2500			5.3L	V8		N/A
1999	Chevrolet	Silverado 2500			6.0L	V8		N/A
1999	GMC	Sierra 1500		4WD	5.3L	V8		N/A
1999	GMC	Sierra 1500		4WD	4.3L	V6		N/A
1999	GMC	Sierra 1500		4WD	4.8L	V8		N/A
1999	GMC	Sierra 2500			5.3L	V8		N/A
1999	GMC	Sierra 2500			6.0L	V8		N/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:

15295843SKTOC023

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