Mercedes-Benz GL-Class: Engine oil - Engine compartment - Maintenance and care - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Engine oil

Radiator
Vehicles with a diesel engine: do not cover the radiator, for example with a winter front or bug cover. Otherwise, the readings of the on-board-diagnostic system may be inaccurate. Some of these ...

Notes on the oil level
Depending on the driving style, the vehicle consumes up to 0.9 US qts. (0.8 l) of oil over a distance of 600 miles (1000 km). The oil consumption may be higher than this when the vehicle is new or ...

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Voice training
This is a feature designed to enable the system to better recognise the vocal characteristics of a user, once the training has been completed. To carry out Voice training: 1. Select Setup from the ...

Automatic low speed switch-OFF
If the speed of the vehicle decreases below 18 mph (30 km/h), the ACC system will be automatically switched off and the warning lamp will go out. If the brakes were being applied by the ACC system, ...

Brake temperature
In extreme circumstances, the HDC system may cause brake temperatures to exceed their pre-set limits. If this occurs the warning HDC TEMPORARILY UNAVAILABLE will be displayed in the message center ...