Gates 28501 HVAC Heater Hose Connector

Gates Quick-Lock Heater Hose Connector 28501

The Gates 28501 is a Quick-Lock straight heater hose connector for HVAC hose and pipe service. It is built for applications that use a 3/4 in. tube outside diameter and a 5/8 in. hose inside diameter, making it a direct-fit style connector for select Ford, Buick, Chevrolet, GMC, and Saturn vehicles.

Gates Quick-Lock Hose Connector 28501 is part of the Gates Hose Connector (Quick-Lock) line, a product line focused on fast heater hose replacement with OE-style fitment details. For buyers searching for a heater hose connector for 2008-2017 Buick Enclave, 2009-2014 Chevrolet Traverse, or 2007-2014 GMC Acadia, this connector matches the listed HVAC hose routing and connection style.

Key Features

• Quick-Lock straight connector for HVAC heater hose service
• Tube outside diameter: 0.75 in.
• Hose inside diameter: 0.625 in.
• Used in heater hose and pipe connections across select applications
• Gates part number 28501 for catalog and cross-reference lookup

Detailed Description

This HVAC heater hose connector is intended for vehicles that use a quick-lock straight connector at the heater hose junction. It supports common service locations such as tee-to-thermostat, heater-to-intake-manifold, heater-to-engine, heater-to-pipe-1, and heater-to-water-pump positions, depending on the vehicle application. Compatible With 2008-2017 Buick Enclave, Tee-2 To Thermostat; 2009-2014 Chevrolet Traverse, Tee-2 To Thermostat; and 2007-2014 GMC Acadia, Tee-2 To Thermostat. Gates 28501 is also listed for select Ford E-Series and Aerostar applications.

This part cross-references Dorman - HELP 47164 and Four Seasons 34001 for the same application.

What It Helps Solve

• Cracked or leaking heater hose connector at the quick-lock joint
• Damaged plastic or worn hose connection at the HVAC line
• Loss of heater circuit flow caused by a failed connector
• Service replacement for a connector at the thermostat or intake manifold connection
• Fitment issues when replacing a worn heater hose junction on select Ford, Buick, Chevrolet, GMC, and Saturn models

Installation Notes and Tips

Verify the tube outside diameter and hose inside diameter before installation. Match the vehicle’s listed position exactly, since this connector is used in different heater hose routing locations across the fitment list. Confirm the original connection style is Quick-Lock Straight Connector and inspect adjacent hose ends for wear before reassembly.

Quality Assurance

Gates supplies this connector as part of its HVAC hose and pipe product range, with application-specific dimensions and fitment data provided for catalog accuracy. Use the vehicle listing and connector measurements to confirm the correct replacement before installation.