HomeSteering > Power Steering Hoses, Pumps, and Related ComponentsSunsong 3403612 Power Steering Pressure Line Hose Assembly
Part #: 3403612

Sunsong 3403612 Power Steering Pressure Line Hose Assembly

7 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Cadillac, STS
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Overview of Sunsong Power Steering Pressure Line Hose Assembly

The Sunsong 3403612 power steering pressure line hose assembly is designed specifically for Cadillac STS models. Engineered to meet OEM specifications, this hose assembly ensures reliable hydraulic fluid transfer within the power steering system.

  • Compatible with Cadillac STS power steering systems
  • Length: 93.5 inches (2376 mm) for precise fitment
  • End 1 fitting: 18 mm male o-ring type
  • End 2 fitting: 11 mm captive o-ring type
  • Constructed with durable CSM hose material for resistance to heat and pressure
  • No bracket included, designed for direct installation
  • Does not include a power steering switch port

Detailed Product Description

The Sunsong 3403612 power steering pressure line hose assembly is manufactured with high-quality chlorosulfonated polyethylene (CSM) material, providing excellent resistance to heat, oil, and abrasion. Measuring 93.5 inches (2376 mm) in length, this hose assembly features an 18 mm male o-ring fitting on one end and an 11 mm captive o-ring fitting on the other, ensuring a secure and leak-free connection within the Cadillac STS power steering system. The absence of a bracket simplifies installation in vehicles where bracket mounting is not required. This hose assembly is engineered to maintain consistent hydraulic pressure, contributing to smooth and responsive steering performance.

Applications and Problem Resolution

  • Replaces worn or leaking power steering pressure hoses in Cadillac STS models
  • Addresses issues such as fluid leaks causing low steering assist
  • Eliminates hose swelling or cracking due to heat and pressure exposure
  • Restores proper hydraulic pressure for improved steering response
  • Prevents contamination and damage to the power steering pump and rack

Installation Notes and Tips

  • Verify compatibility with Cadillac STS before installation
  • Ensure fittings are clean and free of debris prior to assembly
  • Use proper torque specifications to avoid overtightening fittings
  • Inspect surrounding components for wear or damage during replacement
  • Follow Sunsong’s technical tip TT1000 for installation guidance

Quality Assurance and Warranty

Sunsong power steering components are manufactured to meet or exceed industry standards for durability and performance. The 3403612 hose assembly undergoes rigorous quality control to ensure leak-free operation and long service life. While specific warranty details may vary, Sunsong products typically include coverage against manufacturing defects to provide confidence in your purchase.

BrandSunsong
Part Number3403612
End 1 Fitting Size (mm)18
End 1 Fitting TypeMale O-Ring
End 2 Fitting Size (mm)11
End 2 Fitting TypeCaptive O-Ring
Hose Material 1CSM
Length (in)93.5
Length (mm)2376
Tech TipTT1000

This part fits 7 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
2011CadillacSTSBaseN/A
2010CadillacSTSN/A
2009CadillacSTSN/A
2008CadillacSTSN/A
2007CadillacSTSN/A
2006CadillacSTSN/A
2005CadillacSTSN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

192066073656667504192275

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.