Dorman 621-323 Engine Cooling Fan Blade

Reliable Engine Cooling Fan Blade for Chevrolet and GMC Vehicles

The Dorman 621-323 engine cooling fan blade is designed to maintain optimal engine temperature for Chevrolet Blazer, GMC Jimmy, S10, and Sonoma models. Featuring a durable stamped steel construction and a 7-blade design, this fan blade ensures consistent airflow and reliable cooling performance.

Key Features of the Dorman 621-323 Fan Blade

• 7 blades for efficient airflow and engine cooling
• 19.5-inch blade diameter suitable for specific Chevrolet and GMC models
• Durable stamped steel blade material for long-lasting use
• Black finish for corrosion resistance and a clean appearance
• Standard replacement grade for dependable performance
• Mounting hardware not included, allowing compatibility with existing setups

Detailed Description of the Engine Cooling Fan Blade

The Dorman 621-323 engine cooling fan blade is engineered to meet the cooling demands of mid-size Chevrolet and GMC trucks and SUVs, including the Blazer, Jimmy, S10, and Sonoma. Its 7-blade configuration and 19.5-inch diameter provide balanced airflow to help regulate engine temperature under various driving conditions. Constructed from stamped steel with a black finish, this fan blade offers durability and resistance to wear and corrosion. As a standard replacement part, it is designed to match OEM specifications, ensuring proper fit and function without the need for additional modifications.

Common Applications and Issues Addressed

• Replacement for damaged or bent fan blades causing engine overheating
• Restores proper airflow to prevent engine cooling system failures
• Eliminates excessive vibration from unbalanced or worn fan blades
• Helps maintain engine performance by supporting consistent cooling
• Suitable for routine maintenance or repair on Chevrolet Blazer, GMC Jimmy, S10, and Sonoma models

Installation Notes and Tips

• Verify compatibility with your vehicle’s make, model, and year before installation
• Mounting hardware is not included; reuse existing hardware or acquire separately
• Ensure the fan blade is properly balanced and securely fastened to avoid vibration
• Inspect the cooling fan clutch and motor during installation for optimal system performance
• Consult vehicle service manual for torque specifications and installation procedures

Quality Assurance and Warranty Information

Dorman manufactures the 621-323 engine cooling fan blade to meet industry standards for replacement parts. This product undergoes quality checks to ensure durability and fitment accuracy for Chevrolet and GMC vehicles. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in materials and workmanship. Refer to Dorman’s official warranty policy for complete information.