Compatibility 2010-2015 Mercedes-Benz Sprinter 2500 2010-2015 Mercedes-Benz Sprinter 3500 Specification Types:HVAC Blower Motor Resistor Manufactured to OEM quality standards and precision Ensure the normal operation of the blower and adjust the air volume according to the comfort of passengers Direct replacement.Your new HVAC Resistor is designed specifically for your vehicle and is ready to be installed quickly and easily under installed under the dashboard If you met those issues,then the blower motor resistor may be your solution! HVAC Stop working Fan only works in one direction .