Denso 221-9343 Radiator

Overview of the Denso Radiator 221-9343

The Denso radiator 221-9343 is designed for reliable cooling performance in select Cadillac, Chevrolet, and GMC vehicles. Engineered to meet OEM specifications, this radiator supports efficient engine temperature regulation for models like the Escalade, Sierra 1500, Silverado 1500, Tahoe, and Yukon.

• Core Height: 34.06 inches
• Core Thickness: 0.98 inches
• Core Width: 18.5 inches
• Inlet Diameter: 1.3 inches
• Outlet Diameter: 1.57 inches
• Transmission Oil Cooler: Not included

Technical Details and Specifications

This radiator features a core measuring 34.06 inches in height, 18.5 inches in width, and 0.98 inches in thickness, providing adequate surface area for heat dissipation. The inlet and outlet diameters are 1.3 inches and 1.57 inches respectively, ensuring proper coolant flow through the system. Note that this model does not include a transmission oil cooler, making it suitable for vehicles with separate transmission cooling systems.

Compatible Vehicles and Fitment

The Denso radiator 221-9343 is compatible with a range of full-size SUVs and trucks, including the Cadillac Escalade, Chevrolet Tahoe and Silverado 1500, GMC Sierra 1500, and Yukon. This fitment ensures proper integration with the cooling system of these specific models, maintaining factory performance standards.

Common Applications and Problem Resolution

• Replaces damaged or leaking radiators in Cadillac Escalade and Chevrolet Silverado 1500
• Addresses overheating issues caused by inefficient heat exchange
• Restores proper coolant flow in GMC Sierra 1500 and Yukon vehicles
• Prevents engine damage due to coolant loss or radiator failure
• Supports cooling system maintenance for Chevrolet Tahoe

Installation Notes and Tips

When installing the Denso radiator 221-9343, ensure all hose connections match the specified inlet and outlet diameters of 1.3 and 1.57 inches respectively. Verify that the radiator core dimensions fit within the vehicle’s engine bay without obstruction. It is recommended to inspect and replace any worn hoses or clamps during installation to maintain system integrity.

Quality Assurance and Warranty

Denso radiators are manufactured to meet strict quality standards, ensuring durability and consistent performance. While specific warranty details may vary, Denso typically offers coverage against defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms related to part number 221-9343.