Dorman 626-309 HVAC Heater Hose Assembly

Durable HVAC Heater Hose Assembly for Chrysler and Dodge Vehicles

The Dorman 626-309 HVAC heater hose assembly is designed to provide reliable heating system performance for Chrysler and Dodge models. Engineered with steel and rubber materials, this hose assembly ensures durability and efficient coolant flow for your Caravan, Grand Caravan, Town & Country, and Voyager vehicles.

• Constructed from steel and rubber for strength and flexibility
• Black coated finish for corrosion resistance
• Includes clamps for secure installation
• Consistent 0.64 inch inside diameter on both ends
• Maximum working pressure rated at 100 PSI
• 23-inch centerline length for precise fitment
• Compatible with hose attachment types on both ends
• No heat shield required for installation

Technical Details and Material Specifications

This HVAC heater hose assembly features a single inside diameter design of 0.64 inches on both ends, with an outside diameter of 0.95 inches, ensuring a proper seal and fit within the heating system. The steel and rubber construction balances durability with flexibility, allowing it to withstand the thermal and pressure demands of the vehicle’s heating system. The black coated finish provides additional protection against corrosion and wear. Clamps are included to facilitate a secure and leak-free connection during installation. The hose assembly measures 23 inches in centerline length, matching OEM specifications for Chrysler and Dodge minivans.

Compatible Vehicles and Applications

This heater hose assembly is compatible with the following vehicles:

• Chrysler Caravan
• Chrysler Grand Caravan
• Chrysler Town & Country
• Dodge Voyager

It is designed to replace worn or damaged heater hoses in the HVAC system, restoring proper coolant flow and heating performance.

Common Issues Addressed by This Heater Hose Assembly

• Leaking or cracked heater hoses causing coolant loss
• Reduced heating efficiency due to restricted coolant flow
• Hose deterioration from heat and pressure exposure
• Loose or damaged hose connections leading to leaks
• Corrosion or wear compromising hose integrity

Installation Notes and Tips

Installation of the Dorman 626-309 heater hose assembly requires basic mechanical skills and tools. Ensure the engine is cool before beginning work to avoid burns from hot coolant. Use the included clamps to secure both hose ends firmly to the vehicle’s heater core and engine connections. Verify that the hose routing matches OEM specifications to prevent kinks or interference with other components. After installation, refill and bleed the cooling system to remove air pockets and check for leaks during operation.

Quality Assurance and Warranty Information

Dorman manufactures this heater hose assembly to meet or exceed OEM standards for fit, form, and function. The steel and rubber materials are selected for durability under typical operating conditions. This product includes clamps to ensure a secure installation. While no specific warranty details are provided here, Dorman products generally come with a limited warranty against defects in materials and workmanship. Consult the product packaging or Dorman’s official resources for exact warranty terms.