Gates 19316 HVAC Heater Hose - Engine To Auxiliary Water Pump, Engine To Heater or Heater To Thermostat

Overview of Gates Molded Heater Hose 19316

The Gates Molded Heater Hose 19316 is designed to provide reliable heating system performance for select Chevrolet, Chrysler, Dodge, and Saturn vehicles. Engineered with durable EPDM material, this molded heater hose ensures a precise fit and long-lasting service in your vehicle's HVAC system.

• Constructed from high-quality EPDM rubber for heat and chemical resistance
• Molded design for exact fit and easy installation
• End 1 inside diameter: 0.61 inches (15 mm)
• End 2 inside diameter: 0.72 inches (18 mm)
• Centerline length: 11.6 inches (295 mm)
• Compatible with Chevrolet Aspen, Chrysler Cobalt, Dodge Durango, and Saturn Ion models

Details on the Molded Heater Hose Product Line

The Molded Heater Hose line by Gates focuses on delivering hoses that are pre-formed to match specific vehicle applications. This reduces installation time and ensures a secure connection within the HVAC system. The molded construction of part number 19316 eliminates the need for bending or shaping during installation, maintaining consistent flow and preventing leaks.

Technical Description of Part Number 19316

This HVAC heater hose is made from EPDM, a synthetic rubber known for its resistance to heat, ozone, and automotive fluids. The hose features two different inside diameters at each end—0.61 inches (15 mm) and 0.72 inches (18 mm)—to accommodate specific heater core and engine connections. With a centerline length of 11.6 inches (295 mm), the hose is designed to fit precisely within the heating system of compatible vehicles. The molded design ensures the hose maintains its shape and integrity under operating conditions.

Applications and Common Issues Addressed

• Replacement of cracked or leaking heater hoses in Chevrolet Aspen and Chrysler Cobalt HVAC systems
• Resolving coolant leaks that cause insufficient cabin heating in Dodge Durango and Saturn Ion models
• Addressing hose deterioration due to heat exposure and chemical degradation
• Preventing coolant loss and engine overheating caused by damaged heater hoses

Installation Notes and Tips

Ensure the vehicle is cool before beginning installation to avoid burns from hot coolant. Verify the hose orientation matches the molded shape for proper fitment. Use appropriate clamps to secure each end of the hose, matching the specified inside diameters of 0.61 inches and 0.72 inches. Inspect surrounding components for wear or damage during replacement to maintain HVAC system integrity.

Quality Assurance and Warranty

Gates Molded Heater Hose 19316 is manufactured to meet OEM specifications for durability and performance. The EPDM material provides resistance to heat and automotive fluids, contributing to a longer service life. While specific warranty details are not provided here, Gates products typically come with a limited warranty against defects in material and workmanship.