Mercedes-Benz GL-Class: Underinflated or overinflated tires - Tire pressure - Wheels and tires - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Underinflated or overinflated tires

Important notes on tire pressure
WARNING   If the tire pressure drops repeatedly, check the tires for punctures from foreign objects and/or whether air is leaking from the valves or from around the rim. The tire temper ...

Underinflated tires
WARNING   Follow recommended tire inflation pressures. Do not underinflate tires. Underinflated tires wear excessively and/or unevenly, adversely affect handling and fuel economy, and ar ...

See also:

Active light function
The active light function is a system that moves the headlamps according to the steering movements of the front wheels. In this way, relevant areas remain illuminated while driving. This allows ...

Fuel System Messages
FUEL LEVEL LOW This message displays and a chime sounds if the fuel level is low. Refuel as soon as possible. See Fuel Gauge   and Fuel   for more information. TIGHTEN GAS CAP ...

Power steering fluid
Check the fluid level in the reservoir. The fluid level should be checked using the HOT range (1 : HOT MAX., 2 : HOT MIN.). at fluid temperatures of 122 to 1768F (50 to 808C) or using the CO ...