Fitment For CLK320 19982003 CLK430 19992003 CLK55 AMG 2002 SLK230 19982004 SLK320 20012004 SLK32 AMG 20022004 C Class W202 Saloon 19932000 C Class S202 Estate 19962001 E Class W210 Saloon 19952002 E Class S210 Estate 19962003 SLK R170 Convertible 19962004 Efficient airflow control This blower motor resistor regulates the fan speed of your vehicle HVAC system, allowing you to adjust heating and cooling with smooth, responsive changes. It helps maintain a comfortable cabin temperature with reliable airflow. Reliable and durable Built with quality materials to withstand the demands of your vehicle HVAC system. It delivers longlasting performance and keeps the fan operating consistently for years, even under extreme conditions. Improved climate control Enables precise airflow adjustments for better control over your air conditioning or heating. Whether you need quick cooling or warm airflow, it helps you maintain a comfortable driving environment easily. Use scenarios Replacing a failing blower resistor to restore variable fan speeds on the listed Mercedes models, restoring full HVAC control. In hot weather, achieve smooth, gradual cooling by enabling steady fan speed changes for fast, comfortable cabin cooling. In cold or variable climates, maintain consistent warmth with reliable fan operation and precise airflow control during longer drives.