See also:

Unlocking the driver's door (mechanical key)
If the vehicle can no longer be unlocked with the SmartKey, use the mechanical key. If you use the mechanical key to unlock and open the driver's door, the anti-theft alarm system will be trigg ...

Please bear the following in mind
Resetting service interval display If the qualified specialist workshop, e.g. a Mercedes-Benz Center, carried out the maintenance work, the service interval display will be reset. Further info ...

GL-Class in the Market
The GL's price spread gives it a wide range of competitors. At the low end it competes with Infiniti and Lincoln, and at the high end there's Lexus and Land Rover. Though sales are down these days ...