Dorman 604-388 HVAC Blend Door Repair Kit - Main

Overview of Dorman HVAC Blend Door Repair Kit 604-388

The Dorman HVAC Blend Door Repair Kit 604-388 is designed specifically for Jeep Commander and Grand Cherokee models. This repair kit addresses HVAC blend door issues by providing essential components to restore proper temperature control functionality.

• Compatible with Jeep Commander and Grand Cherokee
• Includes 1 drill, 1 shaft, 1 screw, and instruction sheets
• Blend door materials include metal and plastic components
• Specific fit for precise HVAC system repair
• Does not include the blend door itself or a spring

Detailed Product Description

This Dorman HVAC Blend Door Repair Kit (part number 604-388) is engineered to repair the blend door mechanism in the heating, ventilation, and air conditioning system of select Jeep vehicles. The kit contains a drill, shaft, and screw necessary for securing and adjusting the blend door components, which are made from both metal and plastic materials. Although the blend door itself is not included, this kit provides the hardware needed to fix common blend door actuator problems that affect temperature regulation inside the vehicle cabin.

Common HVAC Issues Addressed by This Repair Kit

• Inconsistent or incorrect cabin temperature control
• HVAC blend door stuck or not moving properly
• Unusual noises from the HVAC system during operation
• Failure to switch between heating and cooling modes
• Airflow direction problems related to blend door malfunction

Installation Notes and Tips

Installation of the Dorman HVAC Blend Door Repair Kit 604-388 requires basic mechanical skills and familiarity with the HVAC system of Jeep Commander and Grand Cherokee models. Follow the included instruction sheets carefully to ensure proper assembly. Note that the blend door itself is not part of this kit, so verify the condition of the door before installation. No spring is included, so if the spring is damaged, it must be replaced separately.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The HVAC Blend Door Repair Kit 604-388 undergoes quality checks to ensure durability and reliable performance in Jeep Commander and Grand Cherokee vehicles. Warranty details are provided by Dorman and typically cover defects in material and workmanship under normal use.