Dorman 626-628 HVAC Heater Hose Assembly - Inlet

Durable HVAC Heater Hose Assembly for Dodge and Jeep

The Dorman 626-628 HVAC heater hose assembly is designed specifically for Dodge Durango and Jeep Grand Cherokee models. Constructed from steel and plastic, this molded assembly provides reliable coolant flow for your vehicle's heating system.

• Material: Steel and plastic construction for durability
• Color: Black coated finish for corrosion resistance
• Centerline length: 27.5 inches molded hose assembly
• Inside diameters: 0.461 inches (End 1), 0.403 inches (End 2)
• Outside diameters: 0.614 inches (End 1), 0.597 inches (End 2)
• Maximum working pressure: 100 PSI
• Single inside diameter coolant hose type
• Hose end attachment type: Hose to hose connections
• Clamps and heat shields not included

Product Details and Specifications

The Dorman 626-628 heater hose assembly is a molded HVAC hose designed to maintain efficient coolant flow within the heating system of Dodge Durango and Jeep Grand Cherokee vehicles. Its steel and plastic construction ensures resistance to heat and pressure, with a maximum working pressure rating of 100 PSI. The black coated finish helps protect against corrosion and wear over time. This assembly features a single inside diameter hose type with precise end measurements to ensure proper fitment and sealing. The hose ends are designed for hose-to-hose attachment, simplifying installation without the need for additional clamps or heat shields.

Compatible Vehicles and Common Applications

This heater hose assembly is compatible with the following vehicles:

• Dodge Durango (specific model years may vary, verify fitment)
• Jeep Grand Cherokee (specific model years may vary, verify fitment)

It is used primarily in the HVAC system to transport heated coolant from the engine to the heater core, enabling cabin heating functionality.

• Replaces worn or cracked heater hoses causing coolant leaks
• Restores proper coolant flow to the heater core
• Prevents overheating issues related to faulty heater hoses
• Eliminates coolant odors inside the vehicle cabin
• Addresses heater core performance problems due to hose failure

Installation Notes and Tips

When installing the Dorman 626-628 heater hose assembly, ensure the vehicle is cool and the cooling system is depressurized. Verify hose routing matches the original configuration to avoid kinks or interference. Since clamps are not included, reuse existing clamps if in good condition or purchase new clamps compatible with the hose diameters. Inspect adjacent components for wear or damage during installation. Properly secure hose ends to prevent leaks and maintain system pressure.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM specifications for fit, form, and function. The 626-628 heater hose assembly undergoes quality checks to ensure durability and performance under normal operating conditions. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship. Consult product documentation or the manufacturer for exact warranty terms.