Dayco 88469 HVAC Heater Hose - Left, Radiator To Reservoir or Reservoir To Radiator

Overview of Dayco Small I.D. Heater Hose 88469

The Dayco Small I.D. Heater Hose 88469 is designed for reliable HVAC system performance in select Ford, Mazda, and Nissan vehicles. Engineered with durable EPDM material, this hose ensures consistent heat transfer and long-lasting service in your vehicle's heating system.

• Constructed from high-quality EPDM for heat and chemical resistance
• Black single inside diameter hose with 3/4 inch I.D. at both ends
• Includes protective sleeve for added durability
• Meets SAE J20R3 Class D-1 and SAE J1684 Type EC specifications
• Compatible with Ford Escape, Mazda Tribute, and Nissan Altima models

Dayco Small I.D. Heater Hose Product Line Details

The Small I.D. Heater Hose line by Dayco focuses on providing precise fitment and reliable performance for HVAC systems requiring smaller diameter hoses. This product line emphasizes quality materials and compliance with SAE standards to ensure proper heat transfer and durability in automotive heating applications. The 88469 part number is a representative component within this line, tailored for specific vehicle models.

Detailed Product Description

The Dayco 88469 heater hose is a single inside diameter hose measuring 3/4 inch on both ends, with an outside diameter of 1 1/16 inch. Made from EPDM, it offers resistance to heat, ozone, and automotive fluids, making it suitable for HVAC heater core connections. The hose does not contain a heat shield but includes a protective sleeve to guard against abrasion and wear. With a trunk height of 17 1/2 inches, it fits securely within the engine bay of compatible vehicles. This hose meets SAE J20R3 Class D-1 and SAE J1684 Type EC standards, ensuring it adheres to industry requirements for heater hoses.

Applications and Common Issues Addressed

• Replacement of worn or cracked heater hoses in Ford Escape HVAC systems
• Resolving coolant leaks in Mazda Tribute heating circuits
• Maintaining proper heater core flow in Nissan Altima vehicles
• Preventing hose collapse or blockage due to aging or damage
• Ensuring consistent cabin heating performance during cold weather

Installation Notes and Tips

When installing the Dayco 88469 heater hose, ensure the hose is routed without kinks or sharp bends to maintain proper coolant flow. Use appropriate clamps to secure both ends firmly to prevent leaks. Inspect the protective sleeve for any damage before installation, and replace if necessary. It is recommended to drain the cooling system before removal and refill with the correct coolant type after installation. Verify compatibility with your specific Ford Escape, Mazda Tribute, or Nissan Altima model year prior to installation.

Quality Assurance and Warranty

Dayco manufactures the Small I.D. Heater Hose 88469 to meet stringent SAE specifications, ensuring durability and performance in automotive HVAC applications. The EPDM material and protective sleeve contribute to extended service life under typical operating conditions. Warranty coverage details should be confirmed with the original equipment manufacturer or authorized distributor.