Gates 24338 Radiator Coolant Hose - Lower

Lower Molded Coolant Hose for GM Trucks and SUVs

Gates 24338 is a molded radiator coolant hose built for specific lower hose applications on select Cadillac, Chevrolet, and GMC vehicles. It follows OEM-style routing with molded shaping and integrated branch construction to match the original cooling system layout.

Compatible With 2014-2020 Cadillac Escalade, 2015-2020 Chevrolet Tahoe, and 2014-2019 GMC Sierra applications, this Gates Molded Coolant Hose line is engineered for direct-fit replacement needs in the cooling system.

Key Features

• Gates Molded Coolant Hose line for application-specific cooling system replacement
• Part number 24338
• EPDM and plastic construction for coolant hose service
• Molded design with one branch configuration
• Centerline length: 1295 mm / 51 in / 26 in listed in product data
• End 1 inside diameter: 39 mm / 1.55 in
• End 2 inside diameter: 39 mm / 1.55 in
• End 3 inside diameter: 1.01 in
• No spring and no quick-connect fittings

Product Details

Gates 24338 is a radiator coolant hose for lower-position cooling system routing on select GM full-size trucks and SUVs. The molded construction helps match the original hose path, while the branch design supports the factory-style coolant circuit layout. Gates builds this modular coolant hose segment to application-specific dimensions and OE-style component placement, which is important when replacing a hose that includes formed bends or integrated branch sections. This part cross-references Bosch 17004 and Dayco 72776 for the same application.

Fits 2015-2020 Cadillac Escalade, lower; Fits 2015-2020 Cadillac Escalade ESV, lower; Fits 2015-2020 Chevrolet Tahoe, lower; Fits 2015-2020 GMC Yukon, lower; Fits 2015-2020 GMC Yukon XL, lower; Fits 2019 Chevrolet Silverado 1500 LD, lower; Fits 2014-2019 GMC Sierra, lower; Fits 2019 GMC Sierra 1500 Limited, lower; Fits 2018 Chevrolet Cheyenne, lower; Fits 2014-2018 Chevrolet Silverado 1500, lower; Fits 2014-2018 Chevrolet Silverado 2500, lower; Fits 2014-2018 GMC Sierra 1500, lower.

Common Replacement Uses

• Replacing a cracked or softened lower radiator hose
• Restoring coolant flow after hose swelling or collapse
• Correcting leaks at molded hose bends or branch sections
• Addressing cooling system seepage on GM truck and SUV applications
• Replacing a damaged OE-style molded coolant hose assembly

Installation Notes and Tips

Verify the vehicle year, make, model, and lower hose routing before installation. Compare the molded shape, branch location, and end diameters to the original hose to confirm the correct application. Inspect adjoining clamps, fittings, and coolant connections for wear or corrosion before reassembly, and refill the cooling system with the proper coolant after installation.

Quality Assurance

Gates is a recognized aftermarket supplier in modular coolant hose assemblies, and this hose is manufactured to application-specific specifications with OE-style integrated features where required by the design.