Dayco 80302 HVAC Heater Hose - Reservoir To Radiator

Dayco 80302 HVAC Heater Hose

Dayco 80302 is an HVAC heater hose application for reservoir-to-radiator routing on select GM full-size SUVs and trucks. It is built for direct replacement use on listed vehicles, including Cadillac Escalade, Chevrolet Tahoe, GMC Yukon, and related models.

Key Features

• HVAC heater hose for reservoir to radiator routing
• Direct-fit application for listed Cadillac, Chevrolet, and GMC vehicles
• Supports coolant transfer between the reservoir and radiator circuit
• Part number 80302 for easy identification
• Dayco replacement hose for service and repair work

Detailed Description

This Dayco heater hose is cataloged for 2014-2020 Cadillac Escalade and Escalade ESV, 2015-2020 Chevrolet Tahoe, 2014-2020 GMC Yukon, 2015-2020 GMC Yukon XL, and additional listed Silverado, Sierra, and Suburban applications. Use Dayco 80302 when replacing a reservoir-to-radiator hose on the specified platform and matching the original routing is required. The part number 80302 is also useful when cross-checking service records or ordering by reference.

What It Helps Address

• Cracked or deteriorated heater hose routing between the reservoir and radiator
• Coolant seepage at an aging hose assembly
• Restricted coolant flow caused by hose wear or collapse
• Service replacement for a damaged reservoir-to-radiator hose
• Restoring proper hose routing on GM full-size SUV and truck cooling systems

Installation Notes and Tips

Verify the vehicle year, make, model, and reservoir-to-radiator routing before installation. Match the hose path to the original layout on the vehicle and inspect adjoining fittings, clamps, and nearby cooling components for wear before reassembly. Confirm fitment for the exact application listed for Cadillac Escalade, Chevrolet Tahoe, and GMC Yukon platforms.

Quality Assurance

Dayco is a recognized aftermarket brand for replacement hose applications. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.