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Sunsong 3401451 Power Steering Pressure Line Hose AssemblyOE Quality 60-Day Returns
Part #: 3401451

Sunsong 3401451 Power Steering Pressure Line Hose Assembly

50 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Oldsmobile, Buick, and Cadillac, Cutlass Supreme, Regal, Cutlass Salon, Riviera, Eldorado, Seville, Toronado, Cutlass Calais, Cutlass Cruiser, and Cutlass
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Overview of Sunsong Power Steering Pressure Line Hose Assembly

The Sunsong 3401451 power steering pressure line hose assembly is designed for reliable hydraulic performance in select Buick, Cadillac, and Oldsmobile vehicles. This hose assembly ensures proper fluid flow and pressure management for smooth steering operation in models such as the Cutlass, Eldorado, and Seville.

  • Compatible with Buick Cutlass, Cutlass Calais, Cutlass Cruiser, Cutlass Salon, Cutlass Supreme
  • Fits Cadillac Eldorado, Seville, and Toronado models
  • End 1 fitting: 16mm male o-ring
  • End 2 fitting: 18mm male o-ring
  • Hose length: 23 inches (584 mm)
  • Constructed with durable CSM hose material
  • No bracket included
  • No power steering switch port

Detailed Product Description

The Sunsong 3401451 power steering pressure line hose assembly is engineered with a 23-inch length and constructed from CSM (chlorosulfonated polyethylene) material, known for its resistance to heat, oil, and abrasion. Both ends feature male o-ring fittings—16mm on one end and 18mm on the other—ensuring a secure, leak-resistant connection within the power steering system. This assembly does not include a bracket or a power steering switch port, making it a direct replacement for specific OEM configurations in Buick, Cadillac, and Oldsmobile vehicles.

Applications and Common Issues Addressed

  • Restores proper hydraulic pressure in power steering systems
  • Eliminates leaks caused by cracked or worn pressure hoses
  • Prevents steering fluid loss that leads to steering difficulty
  • Replaces damaged or deteriorated pressure line hoses in classic GM models
  • Helps maintain consistent steering response and vehicle control

Installation Notes and Tips

  • Verify hose length and fitting sizes before installation to ensure compatibility
  • Use appropriate tools to avoid damaging male o-ring fittings during removal and installation
  • Inspect related power steering components for wear or damage during replacement
  • Bleed the power steering system after installation to remove air and ensure proper function
  • Refer to technical tips Tt1000 and Tt1001 for additional installation guidance

Quality Assurance and Warranty

Sunsong power steering hoses are manufactured to meet or exceed OEM specifications for durability and performance. The 3401451 hose assembly undergoes rigorous quality control to ensure resistance to heat, pressure, and fluid exposure. While specific warranty details may vary, Sunsong products typically include coverage against manufacturing defects to provide confidence in long-term use.

BrandSunsong
Part Number3401451
End 1 Fitting Size (mm)16
End 1 Fitting TypeMale O-Ring
End 2 Fitting Size (mm)18
End 2 Fitting TypeMale O-Ring
Hose Material 1CSM
Length (in)23
Length (mm)584
Tech TipTT1000|TT1001

This part fits 50 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
1988OldsmobileCutlass SupremeClassicN/A
1988OldsmobileCutlass SupremeClassic BroughamN/A
1987BuickRegalN/A
1987OldsmobileCutlass SalonBaseN/A
1987OldsmobileCutlass SupremeN/A
1986BuickRegalN/A
1986OldsmobileCutlass SalonN/A
1986OldsmobileCutlass SupremeN/A
1985BuickRivieraN/A
1985CadillacEldoradoN/A
1985CadillacSevilleN/A
1985OldsmobileCutlass SalonN/A
1985OldsmobileCutlass SupremeN/A
1985OldsmobileToronadoN/A
1984BuickRivieraN/A
1984CadillacEldoradoN/A
1984CadillacSevilleN/A
1984OldsmobileCutlass CalaisN/A
1984OldsmobileCutlass SupremeN/A
1984OldsmobileToronadoBroughamN/A
1983BuickRivieraN/A
1983CadillacEldoradoN/A
1983CadillacSevilleN/A
1983OldsmobileCutlass CalaisN/A
1983OldsmobileCutlass CruiserBaseN/A
1983OldsmobileCutlass SupremeN/A
1983OldsmobileToronadoBroughamN/A
1982BuickRivieraN/A
1982CadillacEldoradoN/A
1982CadillacSevilleN/A
1982OldsmobileCutlass CalaisBaseN/A
1982OldsmobileCutlass CruiserBaseN/A
1982OldsmobileCutlass CruiserN/A
1982OldsmobileCutlass SupremeBroughamN/A
1982OldsmobileCutlass SupremeBaseN/A
1982OldsmobileToronadoBroughamN/A
1981BuickRivieraN/A
1981OldsmobileCutlassN/A
1981OldsmobileCutlass CalaisBaseN/A
1981OldsmobileCutlass CruiserN/A
1981OldsmobileCutlass SupremeN/A
1981OldsmobileToronadoN/A
1980BuickRivieraSN/A
1980BuickRivieraBaseN/A
1980CadillacEldoradoCabrioletN/A
1980CadillacEldoradoBiarritzN/A
1980CadillacEldoradoBaseN/A
1980CadillacSevilleEleganteN/A
1980CadillacSevilleBaseN/A
1980OldsmobileToronadoN/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:

35809036-35809067471086783331578333607838911979-2144

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

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