Keep power steering fluid circulating back where it belongs with the Sunsong power steering return line hose assembly, part number 3403251. It is a direct-fit replacement for many Chevrolet and GMC vans and trucks, among them the 2005 Chevrolet Silverado 2500, the 2003-2013 Chevrolet Express 2500 and the 2005-2013 Chevrolet Express 3500. Cataloged for the from-gear, gear-to-cooler position, it carries fluid on the low-pressure return side from the steering gear to the cooler.
Sunsong is a vertically integrated manufacturer that researches, develops, and builds automotive fluid transfer hoses and lines. The company designs its products around what installers need. It aims to exceed industry quality standards and to deliver exact form, fit, and function.
Signs this part may need replacing: power steering fluid leaks or wet residue along the line, a steadily dropping fluid level, or pump whine caused by low fluid.
See the Buyer's Guide tab for the full vehicle list and engine details.
Interchange: 40340 · 80903 · 352504 · 15777863 · 77064 · 5501 · 13403251
This part cross-references / interchanges with the following part numbers:
Where does this return line hose assembly install?
It is cataloged for the from-gear, gear-to-cooler position. It carries power steering fluid on the return side from the steering gear to the cooler on the listed Chevrolet and GMC applications.
What pressure is this return hose rated for?
Sunsong rates its return hoses for a maximum working pressure of 250 psi. They are intended for low-pressure, high-temperature return-side operation.
What are signs the power steering return line may need replacing?
Common signs include fluid leaks or wet residue along the line, a dropping fluid level, and pump whine from low fluid. Diagnose the leak source first, since other components can cause similar symptoms.
Does it fit the 2005-2013 Chevrolet Express 3500?
Yes, it is listed for the 2005-2013 Chevrolet Express 3500. For the full vehicle list and engine details, see the Buyer's Guide tab.
Is the hose tested before it ships?
Yes. Sunsong puts every return hose through a high-pressure quality assurance test before it leaves the factory.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
