After Starting

The idle speed is controlled automatically and it will decrease as the engine warms up.

    See also:

    LED the Way
    The new 300 is a bit larger than its predecessor — about 2 inches longer and an inch wider — but has the same squared-off stance, tall grille and upright taillights. Most of the details have b ...

    Manual Heating And Air Conditioning System — If Equipped
    The controls for the manual system in this vehicle contain a series of outer rotary dials and inner push knobs. These comfort controls can be set to obtain desired interior conditions. With the ...

    Adding Coolant
    Your vehicle has been built with an improved engine coolant (antifreeze) that allows extended maintenance intervals. This engine coolant (antifreeze) can be used up to five years or 104,000 mile ...