Route high-pressure fluid from the power steering pump to the steering gear with the Sunsong Power Steering Pressure Line Hose Assembly 3401071. It installs as a direct-fit replacement for the 2000-2005 Cadillac DeVille, 2000-2004 Cadillac Seville, and 2001-2003 Oldsmobile Aurora — see the Buyer's Guide tab for engine-level fitment. Sunsong is a vertically integrated maker of automotive fluid-transfer hoses and lines, and this assembly is built to deliver the exact form, fit, and function the job calls for. If a cracked, leaking, or chafed original pressure line is the source of your fluid loss or hard steering, this is the part that replaces it.
- Pre-assembled with brackets: the pressure and return hoses come assembled for easier installation and reduced labor versus lines sold individually.
- Precision engineered: built to exact fit and includes the additional components needed to restore wearable parts to original condition.
- Exceeds OE pressure standards: rated for a 1,500 psi max working pressure, an 8,700 psi burst pressure, and 1,600 lb tensile strength for exceptional durability and long life.
- Factory tested: every pressure hose passes a high-pressure quality-assurance test before leaving the factory.
Interchange: 36-365467 · 2647-272950 · 979-107
36365467 · 2647272950 · 979107 · 37170 · 92096 · 92096E · 365467 · 25768879 · 73545 · 50092 · 13401071
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What does this part do?
It carries high-pressure power steering fluid from the pump to the steering gear. This assembly combines the pressure and return hoses, pre-assembled with brackets for easier installation.
Which vehicles does the 3401071 fit?
It is a direct-fit replacement for the 2000-2005 Cadillac DeVille, 2000-2004 Cadillac Seville, and 2001-2003 Oldsmobile Aurora. Check the Buyer's Guide tab to confirm fitment for your vehicle.
What are the signs my power steering pressure line may need replacing?
Common signs include fluid leaks along the hose, low fluid, whining from the pump, or hard steering. Diagnose the cause first, since these symptoms can have other sources.
What are the pressure ratings of this hose?
The pressure hose is rated for a 1,500 psi max working pressure, an 8,700 psi burst pressure, and 1,600 lb tensile strength, which exceed original equipment performance standards.
Is this hose tested before shipping?
Yes. Every pressure hose is subjected to a high-pressure quality-assurance test before leaving the factory for trouble-free installation and operation.
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