Dayco 88463 HVAC Heater Hose

Durable HVAC Heater Hose for Chevrolet, Ford, and GMC Vehicles

The Dayco Small I.D. Heater Hose 88463 is engineered to meet the demanding requirements of HVAC systems in select Chevrolet, Ford, and GMC models. Designed with EPDM material and a heat shield, this hose ensures reliable performance and longevity in your vehicle's heating system.

• Constructed from durable EPDM material for heat and chemical resistance
• Black color with a single inside diameter (I.D.) of 23/32 inches on both ends
• Includes an integrated heat shield for enhanced thermal protection
• Meets SAE J20R3 Class D-1 and SAE J1684 Type EC specifications
• Compatible with Chevrolet C1500 Suburban, C2500 Suburban, Ford Focus, GMC K1500 Suburban, and K2500 Suburban

About the Dayco Small I.D. Heater Hose Product Line

The Small I.D. Heater Hose line by Dayco focuses on providing precise fitment and reliable HVAC hose solutions for vehicles requiring smaller inside diameter hoses. This product line emphasizes compliance with SAE standards and incorporates features like heat shields to protect against high under-hood temperatures. The 88463 hose is a part of this line, offering a single inside diameter hose designed for specific vehicle applications.

Product Details and Specifications

The Dayco 88463 heater hose is made from EPDM, a synthetic rubber known for its excellent resistance to heat, ozone, and automotive fluids. Both ends of the hose have an inside diameter of 23/32 inches, ensuring a consistent fit and flow. The hose includes a heat shield to protect it from excessive engine heat, which helps maintain hose integrity and performance over time. It does not include a protective sleeve but complies with SAE J20R3 Class D-1 and SAE J1684 Type EC standards, confirming its suitability for automotive HVAC systems. The hose has a trunk height of 29, which is relevant for installation clearance and routing.

Compatible Vehicles and Common Applications

• Replacement heater hose for Chevrolet C1500 Suburban and C2500 Suburban models
• Suitable for Ford Focus HVAC heater hose needs
• Fits GMC K1500 Suburban and K2500 Suburban HVAC systems
• Addresses issues such as heater core leaks, hose cracking, and coolant leaks in HVAC systems
• Helps restore proper coolant flow and heating performance in compatible vehicles

Installation Notes and Tips

When installing the Dayco Small I.D. Heater Hose 88463, ensure the hose is routed correctly to avoid kinks or contact with sharp edges. The heat shield should face the engine or heat source to provide maximum protection. Verify that the inside diameter matches the vehicle’s fittings for a secure connection. It is recommended to inspect clamps and replace them if worn to prevent leaks. Proper installation will help maintain HVAC system efficiency and prevent premature hose failure.

Quality Assurance and Warranty

Dayco manufactures the 88463 heater hose to meet strict SAE specifications, ensuring consistent quality and durability. The use of EPDM material and inclusion of a heat shield contribute to the hose’s resistance to heat and environmental factors. While specific warranty details are not provided, Dayco products typically adhere to industry standards for reliability and performance in automotive HVAC applications.