Flash-to-Pass

To flash the high beams, pull the turn signal/lane change lever toward you, and release.

    See also:

    Alarm Warning
    Press the customization button until ALARM WARNING: BOTH appears in the display. To select your preference for alarm warning, press the select button while ALARM WARNING: BOTH is displayed on the ...

    Fog Lamps
    To replace the front fog lamp bulb: 1. Locate the fog lamp located under the front fascia. 2. Disconnect the electrical connector from the fog lamp bulb assembly. 3. Remove the bulb by turning it c ...

    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 ...