Mercedes-Benz GLK-Class: Refueling - Refueling - Driving and parking - Mercedes-Benz GLK-Class Owner's ManualMercedes-Benz GLK-Class: Refueling

Fuel grade
You should only refuel with unleaded premium-grade gasoline as this avoids damaging the catalytic converter. If engine running problems are apparent, have the cause checked immediately and rep ...

Fuel filler flap
The fuel filler flap is unlocked or locked automatically when you open or close the vehicle with the SmartKey or using KEYLESSGO. The position of the fuel filler cap is displayed in the instrument ...

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Wiper Blades
Check the condition of the wiper blades at least every six months. Replace them if you find signs of cracking in the rubber, areas that are getting hard, or if they leave streaks and unwiped ...

Automatic Dimming Mirror — If Equipped
This mirror automatically adjusts for headlight glare from vehicles behind you. You can turn the feature on or off by pressing the button at the base of the mirror.Alight to the left of the butt ...

Voice mail
In normal view, a speed dial number for voice mail can be programmed and accessed by pressing and holding 1. The number for voice mail can be changed in phone mode in Phone menu Call option ...