Mercedes-Benz GL-Class: SmartKey functions - SmartKey - Opening/closing - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: SmartKey functions

General information
If you cannot lock or unlock the vehicle with the SmartKey, either the battery in the SmartKey is discharged, the SmartKey is faulty or the starter battery is discharged. ► Check the battery ...

General notes
USA only: This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: 1. This device may not cause harmful interference, and 2. this device mus ...

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Engine block heater (if so equipped)
Engine block heaters are used to assist in cold temperature starting. The engine block heater should be used when the outside temperature is 208F (−78C) or lower. To use the engine bloc ...

Small children
Children that are over 1 year old and weigh at least 20 lbs (9 kg) should remain in a rear-facing child restraint as long as possible up to the height or weight limit of the child restraint. F ...

Cruise Control
Press to turn cruise control on and off. The indicator comes on when cruise control is on. RES: Press briefly to make the vehicle resume to a previously set speed, or press and hold to acceler ...