Dorman 620-937 Engine Cooling Fan Assembly

Overview of Dorman Engine Cooling Fan Assembly 620-937

The Dorman 620-937 engine cooling fan assembly is designed to maintain optimal engine temperature for select Mercedes-Benz models. Featuring a durable plastic construction and a black housing finish, this assembly ensures reliable cooling performance for vehicles like the CLS55 AMG and E550.

• Constructed from high-quality plastic material for durability
• Operates at 13.6 volts with a brushed motor type
• Includes a black plastic shroud for efficient airflow management
• Designed with a 10-inch shaft length and 3 hub bolt holes (22.3 mm diameter)
• Standard replacement grade for reliable engine cooling
• Compatible with multiple Mercedes-Benz models including CLS550, E55 AMG, E280, and E350

Detailed Product Features and Specifications

The Dorman 620-937 engine cooling fan assembly features a brushed motor type that operates at 13.6 volts, providing consistent and efficient cooling for your engine. The fan assembly includes a single fan and a black plastic shroud that helps direct airflow effectively through the radiator. The housing finish is black, matching the shroud color, and both are made from durable plastic to resist corrosion and wear. The shaft length measures 10 inches, and the hub includes three bolt holes with a diameter of 22.3 mm, ensuring secure mounting. This assembly does not include a fan clutch and features one electrical connector and terminal for straightforward integration with your vehicle's cooling system.

Compatible Mercedes-Benz Models

This engine cooling fan assembly is compatible with a range of Mercedes-Benz vehicles, including:

• CLS55 AMG
• CLS550
• E55 AMG
• E280
• E300
• E320
• E350
• E500
• E550

Common Issues Addressed by This Cooling Fan Assembly

• Overheating engine due to faulty or worn cooling fan
• Reduced airflow causing inefficient radiator cooling
• Electrical failures in the fan motor affecting cooling performance
• Damaged or cracked fan blades impacting engine temperature regulation
• Noise or vibration caused by imbalanced or malfunctioning fan components

Installation Notes and Tips

When installing the Dorman 620-937 engine cooling fan assembly, ensure the electrical connector is securely attached to maintain proper motor function. Verify the three hub bolt holes align correctly with the mounting points on your vehicle. Since this assembly does not include a fan clutch, confirm compatibility with your existing clutch or cooling system setup. Proper alignment of the shroud is essential for optimal airflow and cooling efficiency.

Quality Assurance and Warranty

Dorman engine cooling fan assemblies are manufactured to meet or exceed OEM standards for fit, form, and function. This part is a standard replacement grade product designed for reliable performance in Mercedes-Benz vehicles. While specific warranty details are not provided, Dorman products typically come with a limited warranty covering defects in material and workmanship.