Global Parts 2311800 HVAC Blower Motor

Reliable HVAC Blower Motor for Chevrolet and GMC Trucks

The Global Parts 2311800 HVAC blower motor is designed to restore proper airflow in your Chevrolet or GMC truck's heating and cooling system. Engineered for compatibility with models like the Silverado 2500 HD and Sierra 3500, this motor ensures consistent climate control performance.

• Durable metal construction for long-lasting use
• 12-volt motor with variable speed control
• Flange mounting method with flanged end for secure installation
• Includes cage blower wheel with 5.75-inch diameter and 3.625-inch depth
• Single shaft design with 0.31-inch diameter and 1.44-inch length
• Vented motor housing for improved cooling
• Female plug connector with two male lead wire terminals
• Compatible with Chevrolet C35, C1500, C2500, C3500, K2500, K3500, Sierra 2500 HD, Sierra 3500, Silverado 2500, Silverado 2500 HD, and Silverado 3500
• OEM replacement part ensuring proper fit and function

Detailed Product Description

The Global Parts 2311800 HVAC blower motor is a direct OEM replacement designed specifically for heavy-duty Chevrolet and GMC trucks. Constructed from metal, this 12-volt motor features a vented housing to maintain optimal operating temperatures during extended use. The motor’s flange mounting method and flanged end provide a secure and stable fit within the HVAC system. It includes a cage blower wheel measuring 5.75 inches in diameter and 3.625 inches in depth, which is essential for efficient air circulation inside the vehicle cabin.

The motor shaft is a single shaft type with a diameter of 0.31 inches and a length of 1.44 inches, rotating clockwise to match factory specifications. Electrical connections are made via a female plug connector with two male lead wire terminals, ensuring compatibility with existing wiring harnesses. The motor diameter is 3.25 inches with a length of 4.94 inches, fitting precisely in the designated mounting base length of 3.875 inches. Variable speed capability allows for adjustable airflow to meet driver comfort needs.

Common Applications and Issues Addressed

• Restores blower motor function in Chevrolet Silverado 2500 HD and GMC Sierra 3500 HVAC systems
• Resolves weak or inconsistent airflow from the HVAC vents
• Eliminates blower motor noise caused by worn or damaged components
• Fixes blower motor failure due to electrical or mechanical wear
• Improves cabin heating and cooling efficiency in heavy-duty trucks

Installation Notes and Tips

• Ensure vehicle battery is disconnected before installation to prevent electrical hazards
• Verify the mounting flange and connector type match the existing blower motor setup
• Use appropriate tools to remove the old motor and avoid damage to HVAC housing
• Check the shaft length and diameter for proper alignment with blower wheel
• Test blower motor operation at all speed settings before reassembling the dashboard

Quality Assurance and Warranty

The Global Parts 2311800 blower motor is manufactured to meet OEM specifications for Chevrolet and GMC heavy-duty trucks. While mounting hardware and gaskets are not included, the part is designed for straightforward replacement of the original motor. This product undergoes quality control testing to ensure reliable performance and durability. Please refer to the manufacturer’s warranty terms for coverage details.