Sunsong 3401990 Power Steering Pressure Line Hose Assembly

Reliable Power Steering Pressure Line Hose Assembly

The Sunsong 3401990 power steering pressure line hose assembly is designed for precise fitment and durability. Engineered to meet the requirements of select Buick, Chevrolet, Pontiac, and Saturn models, this hose assembly ensures consistent hydraulic pressure for smooth steering performance.

• Compatible with Buick Montana, Chevrolet Relay, Pontiac Montana, Saturn Relay, and Uplander models
• Length of 67.8 inches (1722 mm) for exact fit
• End 1 fitting: 16 mm male o-ring
• End 2 fitting: 18 mm male o-ring
• Constructed with CSM hose material and steel components for durability
• No bracket included, designed for direct replacement
• Does not include a power steering switch port

Durable Construction and Precise Specifications

This power steering pressure line hose assembly (part number 3401990) features a combination of chlorosulfonated polyethylene (CSM) hose material and steel fittings to withstand high pressure and resist wear. The 16 mm and 18 mm male o-ring fittings on each end provide secure connections to the power steering pump and steering gear. With a length of 67.8 inches (1722 mm), this hose assembly is tailored for proper routing and fitment in compatible vehicles.

Compatible Vehicles and Applications

This Sunsong power steering hose assembly is compatible with the following makes and models:

• Buick Montana
• Chevrolet Relay
• Pontiac Montana
• Saturn Relay
• Saturn Uplander

It is designed to replace worn or leaking power steering pressure lines, restoring proper hydraulic function and steering response.

Common Issues Addressed by This Hose Assembly

• Leaking or cracked power steering pressure lines causing fluid loss
• Reduced steering responsiveness due to pressure loss
• Unusual noises from the power steering system
• Difficulty in steering or increased steering effort
• Preventing contamination and maintaining hydraulic pressure integrity

Installation Notes and Tips

• Ensure the vehicle is safely lifted and supported before installation
• Drain power steering fluid to avoid spills during hose replacement
• Verify fitting sizes (16 mm and 18 mm male o-ring) match vehicle connections
• Inspect related components such as pump and steering gear for wear
• Bleed the power steering system after installation to remove air

Quality Assurance and Warranty

The Sunsong 3401990 power steering pressure line hose assembly is manufactured to meet OEM specifications for fit and function. It undergoes rigorous testing to ensure durability and leak-free performance. While specific warranty details may vary, Sunsong products typically include a limited warranty against defects in materials and workmanship.