Mercedes-Benz GLC : Trailer hitch / Coupling/uncoupling a trailer

WARNING Risk of injury from the vehicle level being changed

Vehicles with level control system: the vehicle level may be changed unintentionally, e.g. by other persons. You may become trapped if you couple up or uncouple a trailer while the vehicle level is changing. In addition, other people could become trapped if their limbs are between the vehicle body and the tires or underneath the vehicle.

When coupling up or uncoupling a trailer, make sure that:

Mercedes-Benz GLC. Coupling/uncoupling a trailer The doors or tailgate are not opened or closed.

Mercedes-Benz GLC. Coupling/uncoupling a trailer You do not initiate the level control system and do not operate the DYNAMIC SELECT switch.

Mercedes-Benz GLC. Coupling/uncoupling a trailer Do not lock or unlock the vehicle.


  • The vehicle is secured with the electric parking brake.
  • The transmission is in position Mercedes-Benz GLC. Coupling/uncoupling a trailer.

The trailer will be correctly detected by the vehicle only if the following conditions are met:

  • The trailer is connected correctly.
  • The trailer lighting system is in working order.

The functions of the following systems will be affected by a correctly connected trailer:

  • ESP® trailer stabilization
  • Active Lane Keeping Assist
  • Parking Assist PARKTRONIC
  • Active Parking Assist
  • Blind Spot Assist or Active Blind Spot Assist
  • Drive Away Assist
  • Cross Traffic Alert
  • Rear view camera
  • Surround view camera

Vehicles without a level control system: the ball head height will change depending on the vehicle's load. In this case, use a trailer with a height-adjustable drawbar.

Attaching the ball neck

WARNING Risk of accident and injury due to an incorrectly installed ball coupling If the ball coupling is not installed and engaged correctly, it may become detached during travel and endanger other road users...

Coupling up a trailer

NOTE Damage to the starter battery due to full discharge Charging the trailer battery using the power supply of the trailer can damage the starter battery...

Other information:

Mercedes-Benz GLC 2016-2022 Owners Manual: Personal data

Every vehicle is identified by a unique vehicle identification number. Depending on the country, this vehicle identification number can be used by, for example, governmental authorities to determine the identity of the owner. There are other possibilities to use data collected from the vehicle to identify the owner or driver, such as the license plate number...

Mercedes-Benz GLC 2016-2022 Owners Manual: Using kickdown. Glide mode function

Using kickdown   Maximum acceleration: depress the accelerator pedal beyond the pressure point. To protect against engine overrev, the automatic transmission shifts up to the next gear when maximum engine speed has been reached. Glide mode function NOTE Mercedes-AMG vehicles Observe the notes in the Supplement...


Adjusting the steering wheel electrically

The steering wheel can be adjusted when the power supply is disconnected.

Mercedes-Benz GLC. Adjusting the steering wheel electrically

Mercedes-Benz GLC. Adjusting the steering wheel electrically To adjust the distance to the steering wheel

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