Gates 18973 HVAC Heater Hose - Heater To Water Pump

Overview of Gates Molded Heater Hose 18973

The Gates Molded Heater Hose 18973 is designed specifically for Nissan vehicles, including the Nissan 720 model. Constructed from durable EPDM material, this molded heater hose ensures reliable performance in your vehicle's HVAC system.

• Made from high-quality EPDM material for heat and chemical resistance
• Molded design for precise fit and easy installation
• Centerline length of 17.2 inches (437 mm) for accurate replacement
• Consistent inside diameter of 0.62 inches (16 mm) on both ends
• Compatible with Nissan 720 HVAC systems

Detailed Product Description

The Gates Molded Heater Hose 18973 is engineered to meet the specific requirements of Nissan 720 models. Its EPDM construction provides excellent resistance to heat, ozone, and automotive fluids, making it suitable for the demanding environment of a vehicle's heating system. The molded design ensures a precise fit, reducing the risk of leaks and simplifying installation. With a centerline length of 17.2 inches (437 mm) and uniform inside diameters of 0.62 inches (16 mm) on both ends, this hose matches OEM specifications for proper flow and connection.

About the Molded Heater Hose Product Line

The Gates Molded Heater Hose line focuses on delivering hoses that are pre-formed to fit specific vehicle applications. This eliminates the need for bending or shaping during installation, which can compromise hose integrity. The molded design of the 18973 part number ensures compatibility with Nissan 720 HVAC systems, providing a reliable and direct replacement option.

Common Applications and Issues Addressed

• Replacement of worn or cracked heater hoses in Nissan 720 vehicles
• Resolving coolant leaks within the HVAC heater core circuit
• Preventing overheating caused by restricted or damaged heater hoses
• Maintaining proper heater core function for cabin heating
• Eliminating hose collapse or deformation under pressure

Installation Notes and Tips

• Verify hose dimensions and fitment with Nissan 720 HVAC system before installation
• Ensure all clamps and connections are secure to prevent leaks
• Inspect surrounding components for wear or damage during replacement
• Drain coolant system as necessary to avoid spills during hose removal
• Use proper tools to avoid damaging the molded hose ends

Quality Assurance and Warranty

Gates Molded Heater Hose 18973 is manufactured to meet strict quality standards, ensuring durability and performance in automotive HVAC applications. The EPDM material and molded construction contribute to long service life. While specific warranty details are not provided here, Gates products typically come with manufacturer-backed warranties covering defects in materials and workmanship.