Dorman 47994CD HVAC Heater Hose Fitting - Inlet

Overview of Dorman 47994CD HVAC Heater Hose Fitting

The Dorman 47994CD HVAC heater hose fitting is designed specifically for select Buick, Chevrolet, Oldsmobile, Pontiac, and Saturn models. This 3-way elbow fitting provides a reliable connection for your vehicle's heating and cooling system hoses, ensuring proper fluid flow and system performance.

• Constructed from durable black nylon material
• Features a 90-degree 3-way elbow design for efficient hose routing
• Equipped with hose barb ends measuring approximately 0.724 to 0.75 inches outside diameter
• Specific fitment for Buick Montana, Chevrolet Relay, Silhouette, Terraza, and Saturn Uplander
• Includes one fitting per package

Detailed Product Description

The Dorman 47994CD heater hose fitting is engineered with a black nylon construction that offers resistance to heat and corrosion, suitable for HVAC applications in your vehicle. Its irregular shape and 90-degree elbow angle allow for precise hose connections in tight engine compartments. Both ends of the fitting feature hose barb connectors with an outside diameter close to 0.724 inches, providing secure and leak-resistant hose attachment points. This part is designed as a specific fit for several GM minivan and crossover models, including the Buick Montana, Chevrolet Relay, Silhouette, Terraza, and Saturn Uplander, ensuring compatibility and proper function within these vehicles' HVAC systems.

Common Applications and Issues Addressed

• Replacement of cracked or damaged heater hose fittings in HVAC systems
• Resolving coolant leaks caused by worn or faulty hose connections
• Restoring proper coolant flow to the heater core for effective cabin heating
• Addressing hose routing issues due to improper or broken fittings
• Maintaining system integrity in Buick Montana, Chevrolet Relay, and related models

Installation Notes and Tips

• Ensure the vehicle is cool and the cooling system is depressurized before installation
• Verify hose diameters match the fitting’s barb sizes (approximately 0.724 inches)
• Use appropriate hose clamps to secure hoses firmly on the barb ends
• Inspect surrounding hoses and components for wear during replacement
• Follow vehicle-specific service manual instructions for HVAC system access

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 47994CD heater hose fitting undergoes quality checks to ensure durability and reliable performance in HVAC applications. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship. Consult product documentation or Dorman directly for exact warranty terms.