CSF 3728 Radiator

Overview of CSF Radiator Part Number 3728

The CSF radiator 3728 is engineered for reliable cooling performance in select Cadillac, Chevrolet, GMC, and Hummer vehicles. Designed with an aluminum core and plastic tanks, this radiator supports efficient heat dissipation for models like the Escalade, Sierra 1500, and Yukon XL 1500.

• Core thickness: 1 1/4 inches
• Core width: 17 1/4 inches
• Core length: 34 inches
• Aluminum core material with plastic tanks
• Cross flow design for optimized coolant flow
• Inlet diameter: 1 5/16 inches (left side)
• Outlet diameter: 1 9/16 inches (right side)
• Includes high-efficiency plate type oil cooler (11 1/2 inches)
• Single-row radiator core
• Cap not included

Detailed Product Description

The CSF radiator 3728 features a durable aluminum core measuring 34 inches in length, 17 1/4 inches in width, and 1 1/4 inches thick, providing effective heat exchange for heavy-duty applications. The plastic tanks are designed to match OEM specifications, ensuring compatibility and ease of installation. This radiator uses a cross flow design, which enhances coolant circulation and heat dissipation, critical for vehicles like the Chevrolet Silverado 2500 HD and GMC Sierra 3500 HD. The inlet and outlet diameters are precisely sized at 1 5/16 inches and 1 9/16 inches respectively, positioned on the left and right sides to fit factory hose connections. Additionally, the integrated high-efficiency plate type oil cooler supports engine oil temperature regulation, contributing to overall engine longevity.

Compatible Vehicles and Applications

This radiator is compatible with a range of GM vehicles, including:

• Cadillac Escalade
• Chevrolet Silverado 1500, 2500 HD, 3500
• GMC Sierra 1500, 2500 HD, 3500 HD
• Hummer H2
• Chevrolet Suburban 1500 and Tahoe
• GMC Yukon and Yukon XL 1500

Common Issues Addressed by CSF Radiator 3728

• Engine overheating due to inefficient cooling
• Coolant leaks from damaged or corroded radiator cores
• Reduced engine performance from clogged or failing radiators
• Oil temperature regulation problems affecting engine health
• Compatibility issues with OEM cooling system components

Installation Notes and Tips

When installing the CSF radiator 3728, ensure all hose connections match the specified inlet and outlet diameters (1 5/16 inches left inlet, 1 9/16 inches right outlet). The radiator’s cross flow design requires proper orientation for optimal coolant flow. Since the radiator does not include a cap, reuse the existing OEM cap or source a compatible replacement. Verify that the integrated oil cooler connections are properly secured to maintain oil temperature control. It is recommended to inspect all cooling system components during installation to prevent future leaks or failures.

Quality Assurance and Warranty

CSF radiators are manufactured to meet or exceed OEM standards, using high-quality aluminum cores and durable plastic tanks. Part number 3728 undergoes rigorous testing to ensure reliable performance under demanding conditions. While specific warranty details may vary, CSF typically offers coverage against manufacturing defects. Consult product documentation or the vehicle manufacturer for exact warranty terms.