HomeSteering > Power Steering Hoses, Pumps, and Related ComponentsSunsong 3401520 Power Steering Pressure Line Hose Assembly
Part #: 3401520

Sunsong 3401520 Power Steering Pressure Line Hose Assembly

⚙️ 25 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Buick, Chevrolet, Oldsmobile, and Pontiac, Regal, Lumina, Cutlass, Cutlass Cruiser, Cutlass Supreme, Grand Prix, and Cutlass Ciera
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Overview of Sunsong Power Steering Pressure Line Hose Assembly

The Sunsong 3401520 power steering pressure line hose assembly is designed for reliable hydraulic performance in select GM vehicles. Engineered to meet the specifications of Buick, Chevrolet, Oldsmobile, and Pontiac models, this hose assembly ensures proper fluid flow and pressure management in your power steering system.

  • Compatible with Buick Cutlass, Cutlass Ciera, Cutlass Cruiser, Cutlass Supreme, Chevrolet Lumina, Oldsmobile Cutlass and Regal, Pontiac Grand Prix
  • 47.6 inches (1209 mm) in length for precise fitment
  • End 1 fitting: 16 mm male o-ring type
  • End 2 fitting: 18 mm male o-ring type
  • Constructed with durable CSM hose material for resistance to heat and pressure
  • No bracket included, designed for direct replacement
  • Part number 3401520 for accurate identification

Detailed Product Description

The Sunsong 3401520 power steering pressure line hose assembly is manufactured using chlorosulfonated polyethylene (CSM) hose material, known for its excellent resistance to heat, oil, and abrasion. This hose assembly features male o-ring fittings on both ends—16 mm on one end and 18 mm on the other—ensuring a secure, leak-free connection within the power steering system. With a length of 47.6 inches (1209 mm), it is designed to match the original equipment specifications for a precise fit without the need for modifications. This assembly does not include a bracket or a power steering switch port, focusing solely on delivering reliable pressure line performance.

Compatible Vehicles and Applications

This power steering pressure line hose assembly is compatible with a range of GM vehicles, including Buick Cutlass, Cutlass Ciera, Cutlass Cruiser, Cutlass Supreme, Chevrolet Lumina, Oldsmobile Cutlass and Regal, and Pontiac Grand Prix models. It is intended for use in power steering systems requiring a pressure line hose with the specified fittings and length, making it suitable for replacement or repair in these vehicles.

Common Issues Addressed by This Hose Assembly

  • Leaking or cracked power steering pressure hoses causing fluid loss
  • Reduced steering responsiveness due to pressure loss
  • Hose deterioration from heat and chemical exposure
  • Noise or whining from air entering the power steering system
  • Preventing potential damage to power steering pumps from fluid leaks

Installation Notes and Tips

  • Ensure the vehicle is safely lifted and supported before beginning installation
  • Relieve system pressure by turning the steering wheel several times with the engine off
  • Inspect fittings and connections for damage or corrosion before installing the new hose
  • Use proper tools to avoid damaging the male o-ring fittings during installation
  • After installation, check for leaks and verify proper steering function
  • Refer to technical tips Tt1000 and Tt1001 for additional guidance

Quality Assurance and Warranty

Sunsong power steering hoses are manufactured to meet or exceed OEM standards for durability and performance. The 3401520 hose assembly undergoes rigorous quality control to ensure reliable operation under normal driving conditions. While specific warranty details may vary, Sunsong typically offers limited warranties covering defects in materials and workmanship. Consult product documentation or your parts provider for exact warranty terms.

BrandSunsong
Part Number3401520
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)47.6
Length (mm)1209
Tech TipTT1000|TT1001

This part fits 25 vehicles. Search below:

YearMakeModelSubmodelBody TypePositionNotes
1991BuickRegalSedanN/AVIN # 400001 through VIN # 800000
1990BuickRegalN/A
1990ChevroletLuminaN/A
1990OldsmobileCutlassN/A
1990OldsmobileCutlass CruiserN/A
1990OldsmobileCutlass SupremeN/A
1990PontiacGrand PrixN/A
1989BuickRegalN/A
1989OldsmobileCutlassN/A
1989OldsmobileCutlass CieraN/A
1989OldsmobileCutlass CruiserSLWagonN/A
1989OldsmobileCutlass CruiserBaseWagonN/A
1989OldsmobileCutlass SupremeN/A
1989PontiacGrand PrixN/A
1988BuickRegalN/A
1988OldsmobileCutlassN/A
1988OldsmobileCutlass CieraN/A
1988OldsmobileCutlass CruiserSLWagonN/A
1988OldsmobileCutlass CruiserLSWagonN/A
1988OldsmobileCutlass CruiserBrougham LSWagonN/A
1988OldsmobileCutlass SupremeSLN/A
1988OldsmobileCutlass SupremeInternationalN/A
1988OldsmobileCutlass SupremeIndy 500 Pace CarN/A
1988OldsmobileCutlass SupremeBaseN/A
1988PontiacGrand PrixN/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:

2600000226009341260256533025136-36733036733091662979-1089

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