Gates 28500 HVAC Heater Hose Connector

Gates 28500 Quick-Lock Heater Hose Connector

The Gates 28500 is a Quick-Lock straight HVAC heater hose connector made for 5/8 in. hose and 5/8 in. tube connections. It provides a direct replacement solution for heater hose service on a wide range of GM, Ford, Cadillac, Buick, and other applications.

Gates Quick-Lok Heater Hose Connectors are built for fast heater hose replacement where a straight connector is required. This Gates hose connector line focuses on restoring secure coolant flow through the heater circuit without replacing more of the system than necessary.

Key Features

• Quick-Lock straight connector for heater hose service
• 5/8 in. hose inside diameter and 5/8 in. tube outside diameter
• Direct-fit HVAC heater hose connector for selected vehicles
• Used in heater-to-thermostat, thermostat-to-heater, heater inlet, and heater outlet locations
• Cross-references Dorman - HELP 47165 and Anchor 9927 for the same application
• Gates part number 28500 for catalog and fitment lookup

Detailed Description

This HVAC heater hose connector is a Gates Quick-Lock Straight Connector with a .625 in. tube O.D. and .625 in. hose I.D. It is specified for heater hose repair points across many vehicle platforms, including Chevrolet Silverado 1500, GMC Sierra 1500, and Buick Enclave applications. If you are replacing a damaged heater hose connector on a 2008-2017 Buick Enclave, 2009-2014 Chevrolet Traverse, or 2007-2014 GMC Acadia, this part number 28500 matches the listed heater circuit positions.

Compatible With many GM truck and SUV heater hose layouts, this connector is also listed for Ford E-Series, Ford F-150, Cadillac Escalade, GMC Yukon, and Chevrolet Tahoe applications. The Quick-Lock design supports a secure straight connection where the original heater hose routing uses a 5/8 in. connection size.

What It Helps Fix

• Cracked or leaking heater hose connector at the thermostat or heater core line
• Broken quick-connect fitting in the HVAC coolant circuit
• Restricted heater flow caused by a damaged hose-to-tube connection
• Coolant seepage at heater inlet or outlet connection points
• Service issues on heater-to-pipe and pipe-to-heater routing locations

Installation Notes and Tips

Verify the vehicle year, make, model, and listed position before ordering. This Gates 28500 connector is a straight Quick-Lock style part with 5/8 in. sizing, so matching the hose I.D. and tube O.D. is critical for proper fit. For best results, inspect the surrounding heater hose, pipe, and thermostat connections for wear, corrosion, or heat damage before installation.

• Fits 2008-2017 Buick Enclave, Tee-1 To Thermostat
• Fits 2009-2014 Chevrolet Traverse, Tee-1 To Thermostat
• Fits 2007-2014 GMC Acadia, Tee-1 To Thermostat
• Fits 2007-2008 Chevrolet Tahoe, Heater Inlet
• Fits 2007-2008 GMC Yukon, Heater Outlet

Quality Assurance

Gates is a recognized name in automotive hose and cooling system components, and this heater hose connector is cataloged to the listed OE-style applications. Part number 28500 is supported by extensive vehicle fitment coverage for heater hose repair across multiple platforms.