Radiator for Chevy Silverado 2500 HD Silverado 3500 HD GMC Sierra 2500 22900479

Radiator for Chevy Silverado 2500 HD, Silverado 3500 HD, GMC Sierra 2500

This radiator replaces OEM part number 22900479 to cool the engine in Chevy Silverado and GMC Sierra heavy-duty trucks under demanding loads.

Overview

This radiator is a direct replacement cooling component for Chevy Silverado 2500 HD, Silverado 3500 HD, and GMC Sierra 2500 trucks. It transfers heat away from engine coolant to maintain safe operating temperatures during towing, hauling, and daily driving. It is built for truck owners and shops handling cooling system repairs.

Built For Performance

• Aluminum core construction for efficient heat dissipation
• Reinforced tanks designed to handle high coolant pressure
• Direct fit for the listed heavy-duty truck applications
• Cross-references OEM part number 22900479
• Engineered for consistent cooling under sustained load

Fits These Machines

• for Chevy Silverado 2500 HD
• for Chevy Silverado 3500 HD
• for GMC Sierra 2500

On-The-Job Use

• Replacing a cracked or leaking original radiator
• Restoring cooling capacity on work trucks that tow trailers
• Fixing overheating during heavy hauling or mountain driving
• Completing a cooling system overhaul on high-mileage trucks

Specs At A Glance

Good To Know

Q: Will this radiator fit both gas and diesel models? A: Fitment depends on engine and transmission configuration. Confirm your truck's engine, transmission cooler lines, and model year before ordering.

Q: Do I need to replace the hoses and thermostat too? A: Replacing hoses, clamps, and the thermostat during installation is a common practice. It helps prevent leaks and ensures the new radiator performs as intended.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.