Dorman 626-585 HVAC Heater Hose Assembly

Durable HVAC Heater Hose Assembly for Ford Expedition and Lincoln Navigator

The Dorman 626-585 HVAC heater hose assembly is designed specifically for Ford Expedition and Lincoln Navigator models. This molded branched hose assembly ensures reliable coolant flow within your vehicle's heating system, maintaining optimal cabin temperature and engine performance.

• Constructed from durable plastic and rubber materials for heat and pressure resistance
• Branched design with three hose ends for efficient coolant distribution
• End diameters: 0.696", 0.828", and 0.95" inside diameters for precise fitment
• Maximum working pressure of 100 PSI to withstand HVAC system demands
• Includes quick connect and hose attachment types for secure installation
• Centerline length of 20 inches to match OEM specifications
• Black rubber color for compatibility with existing HVAC components

This HVAC heater hose assembly from Dorman is engineered to meet the specifications required by Ford Expedition and Lincoln Navigator vehicles. The molded assembly features a branched hose design with three connection points, allowing for efficient coolant flow through the heater core and related components. The combination of plastic and rubber materials provides flexibility and durability under high temperature and pressure conditions typical of automotive heating systems. The hose ends include both quick connect and traditional hose attachments, facilitating straightforward installation without the need for additional clamps. With a maximum working pressure rating of 100 PSI and a centerline length of 20 inches, this assembly aligns with factory standards to ensure proper fit and function.

Common Applications and Issues Addressed

• Replacement of cracked or leaking heater hoses in Ford Expedition and Lincoln Navigator HVAC systems
• Resolving coolant flow interruptions that cause insufficient cabin heating
• Addressing hose degradation due to heat exposure and age
• Fixing loose or damaged hose connections affecting heater core performance
• Preventing coolant leaks that can lead to engine overheating

Installation Notes and Tips

• Ensure the engine is cool before beginning installation to avoid burns
• Verify hose end diameters and attachment types match your vehicle’s HVAC connections
• Inspect surrounding components for wear or damage during replacement
• Use appropriate tools for quick connect fittings to avoid damage
• Check for leaks after installation by running the engine and monitoring the heater hose assembly

Quality Assurance and Warranty

Dorman manufactures this HVAC heater hose assembly to meet or exceed OEM standards for fit, form, and function. The materials used provide resistance to heat, pressure, and wear typical in automotive heating systems. While specific warranty details may vary, Dorman products generally include a limited warranty covering defects in material and workmanship. Refer to Dorman’s official warranty policy for complete information.