Mercedes-Benz GL-Class: Introduction - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Introduction

Product information
Mercedes-Benz recommends that you use genuine Mercedes-Benz parts, conversion parts and accessories that have been approved for the type of vehicle. Mercedes-Benz tests genuine parts as well as ...

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Checking the tire pressures
WARNING All tire pressures, including the spare, should be checked regularly using an accurate pressure gauge, when the tires are cold. Failure to properly maintain your tire pressures could ...

Gasoline
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 immedia ...

Spark plugs
WARNING Be sure the engine and the ignition switch are off and that the parking brake is engaged securely. CAUTION Be sure to use the correct socket to remove the spark plugs. An incorre ...