Keep power-assisted steering firm and leak-free with the Sunsong Power Steering Pressure Line Hose Assembly 3402504B, a direct-fit replacement for the 2008-2017 Buick Enclave, 2009-2017 Chevrolet Traverse, 2007-2017 GMC Acadia, 2017 GMC Acadia Limited, and 2007-2010 Saturn Outlook (see the Buyer's Guide tab for engine-level fitment). This assembly carries pressurized fluid from the power steering pump to the steering gear, and it's a common replacement when hoses crack, chafe, or seep over time.
- Pre-assembled with brackets: the pressure and return hoses come pre-built with brackets for easier installation and reduced labor compared to versions sold as individual hoses.
- Precision engineered: built to exact fit and includes the additional components needed so wearable parts are restored to original condition.
- Exceeds OE performance: the pressure hose is rated to a max working pressure of 1,500 psi, a burst pressure of 8,700 psi, and a tensile strength of 1,600 lb. for durability and long life.
- Factory tested: every pressure hose passes a high-pressure quality assurance test before leaving the factory.
From Sunsong, a vertically integrated manufacturer of automotive fluid transfer hoses and lines.
Interchange: 15923722 · 20779364 · 20938551 · 22912855 · 25805111 · 13402504B
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What does this power steering pressure line hose assembly do?
It carries pressurized power steering fluid from the pump to the steering gear, delivering the hydraulic assist that makes steering easier.
Which vehicles does the Sunsong 3402504B fit?
It fits the 2008-2017 Buick Enclave, 2009-2017 Chevrolet Traverse, 2007-2017 GMC Acadia, 2017 GMC Acadia Limited, and 2007-2010 Saturn Outlook. See the Buyer's Guide tab for engine-level fitment.
Does it come with brackets?
Yes. The pressure and return hoses are pre-assembled with brackets for easier installation and reduced labor compared to hoses sold individually.
What are the pressure ratings?
The pressure hose is rated to a max working pressure of 1,500 psi, a burst pressure of 8,700 psi, and a tensile strength of 1,600 lb.
What are signs this hose may need replacing?
Common signs include fluid leaks or seepage, cracked or chafed hose, low fluid level, or a whine and heavier steering effort. Diagnose the cause before replacing.
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