Gates 18746 HVAC Heater Hose - Heater To Engine

Overview of Gates Molded Heater Hose 18746

The Gates Molded Heater Hose 18746 is designed specifically for Nissan NX and Sentra models, providing reliable HVAC system performance. Constructed from durable EPDM material, this molded heater hose ensures a precise fit and long-lasting service in your vehicle's heating system.

• Constructed from high-quality EPDM for heat and chemical resistance
• Molded design for exact fit and easy installation
• End 1 inside diameter: 0.62 inches (16 mm)
• End 2 inside diameter: 0.75 inches (19 mm)
• Centerline length: 9.2 inches (234 mm)
• Compatible with Nissan NX and Sentra HVAC systems
• Part number 18746 for accurate identification

Detailed Product Description

The Gates Molded Heater Hose 18746 is engineered to meet the specific HVAC requirements of Nissan NX and Sentra vehicles. Made from EPDM (ethylene propylene diene monomer) rubber, this hose offers excellent resistance to heat, ozone, and automotive fluids, which are common stressors in heating and cooling systems. The molded construction ensures the hose maintains its shape and fit, reducing the risk of leaks or disconnections. With precise inside diameters of 0.62 inches (16 mm) on one end and 0.75 inches (19 mm) on the other, and a centerline length of 9.2 inches (234 mm), this hose fits seamlessly into the OEM HVAC configuration.

About the Molded Heater Hose Product Line

The Molded Heater Hose line by Gates focuses on delivering hoses that are pre-formed to exact OEM specifications. This eliminates the need for bending or shaping during installation, reducing installation time and potential errors. The molded design also helps maintain consistent flow and pressure within the HVAC system, contributing to efficient heating performance in Nissan NX and Sentra models.

Common Applications and Issues Addressed

• Replacement of cracked or leaking heater hoses in Nissan NX and Sentra HVAC systems
• Resolving coolant leaks that cause heating inefficiency
• Preventing hose collapse or deformation under heat stress
• Maintaining proper coolant flow to the heater core
• Addressing fitment issues with generic or universal hoses

Installation Notes and Tips

• Ensure the vehicle is cool before beginning installation to avoid burns
• Verify hose orientation matches OEM routing for proper fit
• Use appropriate clamps to secure hose ends and prevent leaks
• Inspect surrounding components for wear or damage during replacement
• Check for proper coolant levels and system pressure after installation

Quality Assurance and Warranty

Gates Molded Heater Hose 18746 is manufactured to meet strict quality standards for durability and performance. The EPDM material and molded design contribute to a reliable, long-lasting HVAC hose solution. While specific warranty details may vary, Gates typically offers coverage against manufacturing defects to ensure customer confidence in their products.