Restore firm, leak-free power steering with the Sunsong Power Steering Pressure Line Hose Assembly (MPN 3401366), a direct-fit replacement for the 2006-2011 Buick Lucerne and 2006-2011 Cadillac DTS. 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 worn or cracked lines that seep, drip, or whine may be signs this hose needs replacing.
- Pre-assembled with brackets: The pressure and return hoses arrive assembled with brackets for easier installation and reduced labor time versus hoses sold individually.
- Exceeds OE performance: Rated for a max working pressure of 1,500 psi, a burst pressure of 8,700 psi, and a tensile strength of 1,600 lb.
- Precision engineered: Built to exact fit and includes the additional components needed to restore wearable parts to original condition.
- Factory-tested: Every pressure hose passes a high-pressure quality assurance test before leaving the factory.
Sunsong is a vertically integrated manufacturer of automotive fluid transfer hoses and lines, trusted by OEMs for exact form, fit, and function.
Interchange: 36-365596 · 2647-532180 · 979-5001
36365596 · 2647532180 · 9795001 · 37286 · 92212 · 92212E · 365596 · 15786639 · 15794414 · 73595 · 50101 · 13401366
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What vehicles does this power steering pressure line fit?
It's a direct-fit replacement for the 2006-2011 Buick Lucerne and 2006-2011 Cadillac DTS. Check the Buyer's Guide tab to confirm engine-level fitment for your vehicle.
What does this hose assembly do?
It carries pressurized power steering fluid from the pump to the steering gear, supporting proper steering assist.
What are the pressure ratings?
The pressure hose is rated for a max working pressure of 1,500 psi, a burst pressure of 8,700 psi, and a tensile strength of 1,600 lb.
Does it come with brackets?
Yes. The pressure and return hoses are pre-assembled with brackets for easier installation and reduced labor time compared to hoses sold individually.
What are signs my power steering pressure line may need replacing?
Fluid seepage or drips along the line, a whine from the steering system, or cracked and worn hose can be signs this line may need replacing. Diagnose the cause before replacing.
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