Keep hydraulic fluid moving from the pump to the hydroboost with the Sunsong Power Steering Pressure Line Hose Assembly 3402231, a direct-fit replacement that routes high-pressure fluid in the pump-to-hydroboost position. It fits the 2006-2014 Chevrolet Express 1500 and Express 2500, 2006-2017 Chevrolet Express 3500, Chevrolet Express 4500 (2011 and 2014), 2009-2016 Chevrolet Express Cargo and Express Pasajeros, 2006-2014 GMC Savana 1500, 2006-2016 GMC Savana 2500 and Savana 3500, and 2015-2016 GMC Savana 4500 — see the Buyer's Guide tab for the full list.
Signs this hose may need replacing include power-steering fluid leaks, cracked or bulging hose, or fluid weeping at the fittings. If a failed pressure line is the cause, this assembly replaces it.
Interchange: 36-365739 · 2647-492083 · 979-5035
36365739 · 2647492083 · 9795035 · 37416 · 92341 · 92341E · 365739 · 15241800 · 15241801 · 15788681 · 15788682 · 23254780 · 25925449 · 25925452 · 76516 · 55211 · 13402231
This part cross-references / interchanges with the following part numbers:
Where does this hose route on the vehicle?
It is the pump-to-hydroboost power steering pressure line, carrying high-pressure hydraulic fluid from the pump to the hydroboost unit.
Does it come pre-assembled?
Yes. The pressure hose is pre-assembled with its brackets, so it installs ready to fit and reduces labor time versus sourcing individual hoses.
What are the pressure ratings?
It is rated for a 1,500 psi max working pressure, an 8,700 psi burst pressure, and 1,600 lb tensile strength.
Which vehicles does part 3402231 fit?
It fits Chevrolet Express and GMC Savana models across 2006-2017 depending on submodel. Check the Buyer's Guide tab to confirm the exact year and model.
What are signs this pressure hose needs replacing?
Power-steering fluid leaks, cracked or bulging hose, or fluid weeping at the fittings. If a failed pressure line is the cause, replacing it with this assembly addresses it.
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.
