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 vehicle is equipped with the Tire Pressure Monitoring System. If a diagnostics check is needed between e-mails, push Advisor can run a check., and an Advisor can run a check.

    See also:

    Lap-Shoulder Belt
    All seating positions in the vehicle have a lap-shoulder except for the center front passenger position (if equipped), which has a lap belt. See Lap Belt for more information. The following instr ...

    Setting the Tone(Bass/Midrange/Treble)
    AUDIO: Push and release the AUDIO knob until BASS, MID (midrange) (without Bose®), or TREB (treble) displays. Turn the knob to increase or to decrease the tone. The display shows the bass, midran ...

    Shoulder Belt Height Adjuster
    The vehicle has a shoulder belt height adjuster for the driver and right front passenger seating positions. Adjust the height so the shoulder portion of the belt is on the shoulder and not falling of ...