Gates 28472 HVAC Heater Hose

Overview of Gates 90 Degree Molded Heater Hose 28472

The Gates 90 Degree Molded Heater Hose 28472 is designed for reliable HVAC system performance in select Chevrolet, Dodge, GMC, Jeep, and Volkswagen vehicles. Engineered with durable EPDM material, this molded heater hose ensures a precise 90-degree angle fit for efficient coolant flow and heater core connection.

• Constructed from high-quality EPDM for heat and chemical resistance
• 90-degree molded design for exact fit and routing
• Inside diameter of 0.625 inches (16 mm) on both ends
• Centerline length of 52 inches (1321 mm) for extended reach
• Arm lengths of 4 inches (102 mm) and 48 inches (1219 mm) for proper installation geometry
• Compatible with multiple models including Chevrolet B1500, Dodge Ram 1500, Jeep Cherokee, and Volkswagen Vanagon

Detailed Product Description

This HVAC heater hose from Gates features a molded 90-degree angle that facilitates a secure and leak-free connection between the heater core and the engine cooling system. The EPDM material offers excellent resistance to heat, ozone, and coolant chemicals, making it suitable for long-term use in demanding automotive environments. Both ends of the hose have an inside diameter of 0.625 inches (16 mm), ensuring compatibility with standard heater core fittings. The centerline length of 52 inches (1321 mm) and arm lengths of 4 inches (102 mm) and 48 inches (1219 mm) provide the necessary dimensions for proper routing in the vehicle’s HVAC system.

About the 90 Degree Molded Heater Hose Product Line

The Gates 90 Degree Molded Heater Hose product line specializes in molded hoses designed to fit specific HVAC applications requiring precise bends and lengths. This product line focuses on delivering hoses that maintain coolant flow efficiency while simplifying installation in tight engine compartments. The molded design reduces the need for additional clamps or fittings, improving reliability and reducing potential leak points.

Compatible Vehicles and Common Applications

• Chevrolet B1500, B2500, B3500 series trucks
• Dodge Ram 1500, 2500, 3500 and their van variants
• GMC C2500, C3500, K2500, K3500 trucks and Suburban models
• Jeep Cherokee, Comanche, Dakota, Wagoneer
• Volkswagen Vanagon

Issues This Heater Hose Addresses

• Replacement of cracked or leaking heater hoses causing coolant loss
• Restoring proper heater core coolant flow for effective cabin heating
• Eliminating hose kinks or improper bends that restrict coolant circulation
• Preventing overheating issues related to faulty heater hose connections
• Ensuring a secure fit in HVAC systems with tight engine bay layouts

Installation Notes and Tips

Before installation, verify the hose dimensions and angle match the vehicle’s OEM specifications. The molded 90-degree design should align with existing heater core and engine fittings without forcing or bending. Use appropriate clamps to secure hose ends and check for leaks after installation. It is recommended to drain the cooling system partially before removing the old hose to minimize coolant spillage.

Quality Assurance and Warranty

Gates manufactures this heater hose to meet or exceed OEM standards for durability and performance. The EPDM material and molded construction provide resistance to heat, pressure, and chemical exposure typical in automotive HVAC systems. While specific warranty details are not provided, Gates products generally come with a limited warranty against defects in material and workmanship.