DEF

Important notes on use To function properly, BlueTEC exhaust gas aftertreatment must be operated with the reducing agent DEF. Adding DEF is one of the tasks performed during maintenance. Under no ...

Important safety notes

WARNING   Do not park this vehicle in areas where combustible materials can come into contact with the hot exhaust system. Do not park the vehicle on dry grassland or harvested grain fi ...

See also:

Ruts and gravel roads
Observe the following rules when driving along ruts in off-road terrain or on roads with loose gravel: Check that the ruts are not too deep and that your vehicle has sufficient clearance. O ...

Vehicle data, GL 450
The data stated here refers specifically to a vehicle with standard equipment. Consult an authorized Mercedes-Benz Center for the data for all vehicle variants and trim levels. ...

Tire Terminology and Definitions
Air Pressure: The amount of air inside the tire pressing outward on each square inch of the tire. Air pressure is expressed in kPa (kilopascal) or psi (pounds per square inch). Accessory Weight: ...