Gates 24342 Radiator Coolant Hose - Upper

Gates 24342 Molded Coolant Hose

Gates 24342 is a molded radiator coolant hose built for upper coolant routing on select GM trucks and SUVs. It uses EPDM and plastic construction with OEM-quality dimensions to match the original hose shape and help simplify radiator hose replacement.

The Gates Molded Coolant Hose line is engineered for upper, lower, bypass, heater, and other coolant applications, giving technicians a direct replacement option for vehicles that need a formed hose profile rather than a universal cut-to-fit part.

Key Features

• Part number 24342 molded coolant hose for radiator cooling system service
• EPDM and plastic construction for coolant system use
• 1.31 in. inside diameter at both ends
• 22.73 in. centerline length
• Molded design for proper hose routing and fit
• No spring and no quick-connect fittings

Detailed Description

This Gates radiator coolant hose is made to match OEM-style specifications for upper coolant applications. The formed shape helps maintain the correct routing between cooling system connection points, while the 1.31-inch end diameters and 22.73-inch centerline length support accurate replacement fitment. Gates 24342 is listed for 2014-2020 Chevrolet Silverado 1500, 2014-2018 Chevrolet Silverado 2500, 2014-2019 GMC Sierra, 2014-2018 GMC Sierra 1500, 2015-2020 Cadillac Escalade, 2015-2020 Cadillac Escalade ESV, 2015-2020 Chevrolet Tahoe, 2015-2020 GMC Yukon, 2015-2020 GMC Yukon XL, 2019 Chevrolet Silverado 1500 LD, 2019 GMC Sierra 1500 Limited, and 2018 Chevrolet Cheyenne. This part cross-references Dayco 72775 for the same application.

Common Problems It Can Address

• Cracked or softened upper radiator hose material
• Coolant leaks at the hose body or connection points
• Incorrect hose shape after a previous repair
• Restricted coolant flow caused by a deteriorated hose
• Fitment issues from using a non-molded replacement hose

Installation Notes and Tips

• Verify the vehicle’s upper hose routing before installation.
• Inspect hose necks, clamps, and adjacent cooling system parts for wear or corrosion.
• Drain coolant as needed before removing the existing hose.
• Confirm the hose seats fully on both ends and follows the original molded path.
• Refill and bleed the cooling system according to the vehicle service procedure.

Quality Assurance

Gates manufactures this molded coolant hose to OEM-quality specifications for direct replacement service. The molded construction and application-specific dimensions support consistent fitment on the listed Cadillac, Chevrolet, and GMC models.