Mercedes-Benz GL-Class: Trailer towing
When you attach a trailer, make sure you have correctly established the electrical connection. This can be accomplished by checking the trailer lighting. In this event, Blind Spot Assist is deactivated. The indicator lamp in the exterior mirrors lights up yellow and the Blind Spot Assist Currently Unavailable See Operator's Manual message appears in the multifunction display.
You can deactivate the indicator lamps in the exterior mirrors.
To do so, switch off Blind Spot Assist when:
• the SmartKey is in position 2 in the
ignition lock.
• the engine is not running.
• the electrical connection to the trailer
has been established.
Switching on Blind Spot Assist
► Make sure that the radar sensor system and Blind Spot Assist are activated in the on-board computer. ► Turn the SmartKey to position 2 in the ignition lock. Warning lamps 1 light u ...See also:
Making adjustments in 1 mph (Canada:1 km/h) increments
► Briefly press the cruise control lever
to the
pressure point, up 1 for a higher speed or
down 2 for a lower speed.
The last speed stored is increased or
reduced. ...
Checking Brake Fluid
Check brake fluid by looking at the brake fluid reservoir. See Engine Compartment
Overview .
The fluid level should be above MIN. If it is not, have the brake hydraulic system
checked to se ...
Heated seats (if so equipped)
WARNING
Do not use or allow occupants to use the
seat heater if you or the occupants cannot
monitor elevated seat temperatures or have
an inability to feel pain in body parts that
contact t ...