Gates 19604 HVAC Heater Hose

Overview of Gates Molded Heater Hose 19604

The Gates Molded Heater Hose 19604 is designed to provide reliable heating system performance for select Buick, Cadillac, Chevrolet, Chrysler, Dodge, Ford, Mercury, and Oldsmobile vehicles. Engineered with durable EPDM material, this molded heater hose ensures consistent heat transfer and long-lasting service in automotive HVAC systems.

• Constructed from high-quality EPDM material for heat and chemical resistance
• Molded design for precise fit and easy installation
• Inside diameter of 0.75 inches (19 mm) on both ends
• Centerline length of 12.7 inches (323 mm) for accurate replacement
• Compatible with multiple makes and models including Buick Century, Cadillac SRX, Chevrolet G20, Chrysler Concorde, Dodge Intrepid, Ford Thunderbird, Mercury Cougar, and Oldsmobile Cutlass Ciera

About the Molded Heater Hose Product Line

The Molded Heater Hose line by Gates focuses on delivering pre-formed hoses that match original equipment specifications. This product line is designed to simplify installation by eliminating the need for bending or cutting, reducing the risk of leaks or improper fitment. The molded construction of the 19604 part number ensures a secure connection within the vehicle’s heating system, maintaining optimal coolant flow and heater core performance.

Detailed Product Description

The Gates Molded Heater Hose 19604 features an EPDM rubber construction known for its resistance to heat, ozone, and automotive fluids. Both ends of the hose have an inside diameter of 0.75 inches (19 mm), making it suitable for direct replacement in compatible vehicles. With a centerline length of 12.7 inches (323 mm), this molded hose fits precisely without the need for modification. The absence of quick connect fittings and branches simplifies the hose design, focusing on durability and straightforward installation.

Common Applications and Issues Addressed

• Replacement of worn or cracked heater hoses in Buick Century and Cadillac SRX models
• Resolving coolant leaks that cause insufficient cabin heating in Chevrolet G20 and Chrysler Concorde
• Restoring proper coolant flow in Dodge Intrepid and Ford Thunderbird heating systems
• Preventing overheating and heater core damage in Mercury Cougar and Oldsmobile Cutlass Ciera
• Eliminating hose collapse or blockage that reduces HVAC efficiency

Installation Notes and Tips

• Ensure the engine is cool before removing the old heater hose to avoid burns
• Verify the inside diameter and length match the original hose for proper fitment
• Use appropriate clamps to secure the hose ends and prevent leaks
• Inspect surrounding components for wear or damage during installation
• Flush the cooling system if necessary to remove debris before installing the new hose

Quality Assurance and Warranty

Gates Molded Heater Hose 19604 is manufactured to meet or exceed OEM specifications, ensuring reliable performance in HVAC systems. The EPDM material provides resistance to heat and automotive fluids, contributing to the hose’s longevity. While specific warranty details are not provided, Gates products typically come with a limited warranty against defects in material and workmanship. For exact warranty terms, consult the product documentation or manufacturer.