Complete kit for upgrading the automatic distance control (ACC) system for Mercedes Benz GLC-Class W253 from model year 2020 Using the radar sensor in the front bumper, the system regulates both the speed and the distance to the vehicle in front Follow to stop function Increased driving comfort, especially in traffic jams and on long motorways Display of distance and control range on the speedometer Distance selection via the multifunction steering wheel A visit to the Mercedes workshop is not necessary, coding and calibration is carried out entirely by the KUFATEC coding dongle Scope of delivery: Original multifunction steering wheel buttons Original radar sensor KUFATEC coding dongle Notes: Only suitable for vehicles with automatic transmission Only suitable for vehicles from model year 2020 The suitability of the ESP control unit must be checked For vehicles without one of these codes, the EZS (electronic ignition lock) must also be replaced 235 Aktiv Park Assistance 459 Steel suspension with adjustable damping 489 Semi-active air suspension AIRMATIC Dual Control M016 Improved engine for high performance M177 V8-Ottomotor M177 - AMG M276 V6-Ottomotor M276 M30 Displacement 3.0 liters M40 Displacement 4.0 liters The distance regulator without digital instrument cluster Code 464 is not part of the retrofit, as the instrument cluster must also be replaced for this. However, this has no effect on the function, as the activated speed is displayed on the multifunction display.