Gates 19369 HVAC Heater Hose - Heater (Upper) or Heater Outlet

Overview of Gates Molded Heater Hose 19369

The Gates Molded Heater Hose 19369 is designed specifically for HVAC systems in select Lexus and Toyota vehicles. Engineered with durable EPDM material, this molded heater hose ensures reliable performance and precise fitment for models like the Lexus RX330, RX350, and Toyota Highlander.

• Constructed from high-quality EPDM for heat and chemical resistance
• Molded design for exact fit and easy installation
• Centerline length of 22.5 inches (572 mm) for proper routing
• Consistent inside diameter of 0.63 inches (16 mm) on both ends
• Compatible with HVAC systems in Lexus RX330, RX350, and Toyota Highlander

Details on the Molded Heater Hose Product Line

The Molded Heater Hose line by Gates focuses on precision-engineered hoses tailored for HVAC applications. These hoses are molded to match specific vehicle configurations, reducing the need for modifications during installation. The 19369 part exemplifies this approach by offering a molded shape and exact dimensions to fit the heater core connections in Lexus and Toyota models, ensuring proper coolant flow and system integrity.

Technical Description and Specifications

This HVAC heater hose features EPDM construction, known for its resistance to heat, ozone, and automotive fluids, making it suitable for the demanding environment of vehicle heating systems. Both ends of the hose have an inside diameter of 0.63 inches (16 mm), providing consistent flow characteristics. The centerline length measures 22.5 inches (572 mm), designed to fit the routing requirements of the specified Lexus and Toyota vehicles without the need for cutting or bending.

Common Applications and Problem Solving

• Replacement of worn or cracked heater hoses in Lexus RX330, RX350, and Toyota Highlander HVAC systems
• Resolving coolant leaks that cause heater core inefficiency or cabin heating issues
• Addressing hose deformation or collapse that restricts coolant flow
• Preventing overheating caused by compromised heater hose integrity
• Maintaining proper HVAC system pressure and temperature regulation

Installation Notes and Tips

• Verify compatibility with vehicle make and model before installation
• Ensure the engine is cool and coolant system depressurized prior to hose removal
• Inspect hose connections and clamps for wear and replace if necessary
• Use proper tools to avoid damaging hose ends or fittings during installation
• After installation, check for leaks and proper coolant flow during engine warm-up

Quality Assurance and Warranty

Gates Molded Heater Hose 19369 is manufactured to meet OEM specifications for durability and performance. The EPDM material and molded design contribute to long service life under typical operating conditions. While specific warranty details are not provided here, Gates products generally come with manufacturer-backed quality assurance to support reliable HVAC system operation in Lexus and Toyota vehicles.