Under the Hood

Depending on the model, there are two engine options that can be teamed with a five- or seven-speed automatic transmission.

G550's V-8 produces 382 horsepower and 391 pounds-feet of torque and teams with a seven-speed automatic
G55 AMG's supercharged V-8 makes 500 hp and is teamed with a five-speed automatic

    See also:

    Selecting a radio station
    SIRIUS XM satellite radio acts like a normal radio. For more information on satellite radio operation, see the separate operating instructions. You can only change the waveband and store ...

    Notes on the Operator's Manual
    This Operator's Manual contains a great deal of helpful information. We urge you to read it carefully and familiarize yourself with the vehicle before driving. For your own safety and longer se ...

    Checking the coolant level
    Only check the coolant level when the vehicle is on a level surface and the engine has cooled down. ► Turn the SmartKey to position 2 in the ignition lock. On vehicles with KEYLESS-GO, ...