Maintenance

If you operate the vehicle using E-85 fuel, follow the maintenance schedule section of this manual.

CAUTION!
Do not use ethanol mixture greater than 85% in your vehicle. It will cause difficulty in cold starting and may affect driveability.

    See also:

    Six-Speed Automatic Transmission (C635) — If Equipped
    The shift lever position display (located in the instrument panel cluster) indicates the transmission gear range. You must press the brake pedal to move the shift lever out of the PARK position ...

    Overdrive Operation
    The automatic transmission includes an electronically controlled Overdrive (sixth gear). The transmission will automatically shift into the Overdrive gear if the following conditions are present ...

    How The Active Head Restraints (AHR) Work
    The Occupant Restraint Controller (ORC) determines whether the severity, or type of rear impact will require the Active Head Restraints (AHR) to deploy. If a rear impact requires deployment, bot ...