ACCESSORY MODE ACTIVE

If the vehicle has the keyless access system, this message displays when the accessory mode is active. See Ignition Positions (Key Access) or Ignition Positions (Keyless Access) for more information.

    See also:

    Event Data Recorders
    This vehicle has an Event Data Recorder (EDR). The main purpose of an EDR is to record, in certain crash or near crash-like situations, such as an airbag deployment or hitting a road obstacle, dat ...

    After Off-Road Driving
    Remove any brush or debris that has collected on the underbody or chassis, or under the hood. These accumulations can be a fire hazard. After operation in mud or sand, have the brake linings cleane ...

    Diagnostics
    OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the v ...