Mercedes-Benz GL-Class: Overview of climate control systems - Climate control - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Overview of climate control systems

Useful information
This Operator's Manual describes all models and all standard and optional equipment of your vehicle available at the time of publication of the Operator's Manual. Country-specific differences are ...

Important safety notes
WARNING   Severe conditions (e.g. strong air pollution) may require replacement of the filter before its scheduled replacement interval. A clogged filter will reduce the air volume to t ...

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Immobilizer Operation
This vehicle has PASS-Key® III+ (Personalized Automotive Security System) theft-deterrent system. PASS-Key III+ is a passive theft-deterrent system. The system is automatically armed when the key i ...

Vehicle Data Recording and Privacy
This GM vehicle has a number of sophisticated computers that record information about the vehicle’s performance and how it is driven. For example, the vehicle uses computer modules to monitor and ...

Headlamps fogged up on the inside
The headlamps may fog up on the inside if there is high atmospheric humidity. ► Drive with the headlamps switched on. The level of moisture diminishes, depending on the length of the jou ...