Mercedes-Benz GL-Class: Underinflated or overinflated tires - Tire pressure - Wheels and tires - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Underinflated or overinflated tires

Important notes on tire pressure
WARNING   If the tire pressure drops repeatedly, check the tires for punctures from foreign objects and/or whether air is leaking from the valves or from around the rim. The tire temper ...

Underinflated tires
WARNING   Follow recommended tire inflation pressures. Do not underinflate tires. Underinflated tires wear excessively and/or unevenly, adversely affect handling and fuel economy, and ar ...

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Warning Lights, Gauges, and Indicators
WARNING lights and gauges can signal that something is wrong before it becomes serious enough to cause an expensive repair or replacement. Paying attention to the warning lights and gauges could ...

Octane rating
Premium unleaded gasoline with a Cost of Living Council (CLC) or Anti Knock Index (AKI) octane rating of 91 or higher should be used. NOTICE Even a very small amount of leaded fuel will damag ...

Power outlet
CAUTION ► Use power outlet with the engine running to avoid discharging the vehicle battery. ► Avoid using power outlet when the air conditioner, headlights or rear window de ...