Continental PM3947 HVAC Blower Motor - Rear

Overview of Continental HVAC Blower Motor PM3947

The Continental HVAC Blower Motor PM3947 is designed for reliable climate control in select GM vehicles. Engineered with durable metal construction and a reversible motor shaft, this blower motor supports efficient airflow in Cadillac Escalade, Chevrolet Tahoe, and GMC Yukon models.

• Durable metal housing for long-lasting performance
• 12-volt operation compatible with standard automotive electrical systems
• Flange-mounted design with a 6.187-inch mounting bolt pattern length
• Reversible rotation for flexible installation and airflow direction
• Variable speed motor for precise HVAC control
• Hardwired lead wire terminals with splice connector type
• Vented motor casing to prevent overheating
• Compatible with Cadillac Escalade, Escalade EXT, Chevrolet Tahoe, and GMC Yukon

Detailed Product Description

The Continental PM3947 HVAC blower motor is engineered to meet the specific requirements of full-size SUVs such as the Cadillac Escalade and Chevrolet Tahoe. Its metal construction ensures durability under continuous operation, while the 12-volt motor supports standard vehicle electrical systems. The flange-mounted design with a 6.187-inch bolt pattern length and 1.625-inch flange-to-end-of-case measurement allows for secure and precise installation. The motor features a 0.312-inch diameter single shaft with a length of 1.750 inches, designed to fit OEM specifications.

This blower motor includes a vented casing to maintain optimal operating temperatures and prevent motor overheating. The reversible rotation capability allows for flexible airflow direction, accommodating various HVAC system configurations. Variable speed control enables smooth adjustment of cabin airflow, enhancing passenger comfort. The hardwired lead wire terminals with splice connectors facilitate reliable electrical connections without the need for plug-in connectors.

Compatible Vehicles and Common Applications

• Replacement blower motor for Cadillac Escalade and Escalade EXT HVAC systems
• Suitable for Chevrolet Tahoe models requiring a 12V blower motor with flange mounting
• Compatible with GMC Yukon HVAC blower motor assemblies
• Resolves issues related to weak or non-functioning blower motors in listed vehicles
• Ideal for restoring proper airflow and climate control in affected HVAC systems

Installation Notes and Tips

• Ensure vehicle ignition is off and battery disconnected before installation
• Verify mounting bolt pattern and flange dimensions match OEM specifications
• Use appropriate tools to remove the old blower motor and avoid damage to HVAC housing
• Hardwired lead wires require proper splicing and insulation to maintain electrical integrity
• Test blower motor operation at variable speeds before reassembling the HVAC system

Quality Assurance and Warranty

Continental manufactures the PM3947 blower motor to meet OEM standards for fit, form, and function. The motor’s metal construction and vented design contribute to reliable performance under typical operating conditions. While mounting hardware and gaskets are not included, the product is engineered for direct replacement in compatible vehicles. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.