Four Seasons performs thorough testing to ensure every air door actuator we offer matches O.E. fit and performance.

Testing Includes: 

  • Function
    • Voltage and amp draw
  • Corrosion
    • Salt spray
  • Vibration
  • Extreme Temperatures
    • -40°F to 185°F
  • Endurance Testing
    • 100,000 Full-Range Cycles


Did You Know?

Typically, vehicles have three or four air door actuators. Vehicles with rear controlled HVAC will often have additional air door actuators to control the auxiliary unit, bringing the total per vehicle to as many as eight separate air door actuators.