Mercedes-Benz GL-Class: Trailer towing
- Notes on towing a trailer
- Coupling up a trailer
- Towing a trailer
- Decoupling a trailer
- Permissible trailer loads and drawbarnoseweights
- Trailer power supply
Engaging the differential locks
Pull away slowly when the differential
locks are activated.
Function or performance tests may only be
performed on a 2-axle dynamometer. If you
wish to operate the vehicle on such a
dynamomet ...
Notes on towing a trailer
Important safety notes
WARNING
When towing a trailer, incorrect equipment
and driving style could cause you to lose
control of the vehicle.
Towing incorrectly or not observing this
O ...
See also:
System self-test
The 42 indicator lamp
illuminates when you:
• turn the SmartKey to position 1 or 2 in the
ignition lock
• on vehicles with KEYLESS-GO, press the
Start/Stop button once or twice
The indica ...
Topping up the washer fluid
The washer reservoir supplies the windshield, rear glass and headlamp washer
jets. Check and top-up the reservoir level at least every week. Always top-up with
windshield washer fluid to prevent f ...
Detection beam issues
Detection issues can occur:
1. When driving on a different line to the vehicle in front.
2. When a vehicle edges into your lane. The vehicle will only be detected once
it has moved fully into yo ...






