TYC 700346 HVAC Blower Motor - Front

Overview of TYC 700346 HVAC Blower Motor

The TYC 700346 HVAC blower motor is designed for reliable performance in Cadillac and Chevrolet vehicles, specifically the Impala and XTS models. This brushless motor operates at 14 volts and features a single connector for straightforward installation.

• Voltage: 14V for consistent power delivery
• Brushless motor type for enhanced durability
• Stall speed of 3700 RPM ensuring efficient airflow
• Current draw of 18 amps for optimal operation
• Noise level rated at 86 dB for balanced performance
• Counterclockwise (CCW) rotation direction
• Single connector design for easy wiring

Technical Details and Performance

The TYC 700346 blower motor is engineered to meet the specific HVAC requirements of Cadillac Impala and Chevrolet XTS models. Its brushless motor design reduces wear and extends service life compared to traditional brushed motors. Operating at 14 volts, this motor delivers a stall speed of 3700 RPM, providing sufficient airflow to maintain cabin comfort. The 18-amp current rating ensures the motor runs efficiently without overloading the electrical system. With a noise output of 86 decibels, it balances performance and sound levels to avoid excessive cabin noise. The counterclockwise rotation direction matches OEM specifications for proper fit and function.

Compatible Vehicles and Applications

This HVAC blower motor is compatible with the following vehicles:

• Cadillac Impala
• Chevrolet Impala
• Cadillac XTS
• Chevrolet XTS

It is designed to replace faulty or worn blower motors that cause issues such as reduced airflow, unusual noises, or inconsistent HVAC performance.

Common Issues Addressed by TYC 700346

• Weak or no airflow from HVAC vents
• Excessive noise during blower motor operation
• Intermittent blower motor function or failure to start
• Overheating or electrical overload in the HVAC system
• Incompatibility with OEM rotation direction causing improper fit

Installation Notes and Tips

Installation of the TYC 700346 blower motor requires basic automotive electrical knowledge. Ensure the vehicle’s battery is disconnected before beginning. The single connector design simplifies wiring, but verify the counterclockwise rotation direction matches the original motor. Confirm fitment with the specific Cadillac or Chevrolet Impala and XTS model year before installation. Proper mounting and secure electrical connections are essential for optimal performance.

Quality Assurance and Warranty

TYC manufactures this blower motor to meet or exceed OEM standards for fit, form, and function. The brushless motor design contributes to long-term reliability. While specific warranty details may vary, TYC products typically include a limited warranty against defects in materials and workmanship. Consult product documentation or the supplier for exact warranty terms related to part number 700346.