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:

    Fixed Mast Antenna
    The fixed mast antenna can withstand most car washes without being damaged. If the mast should ever become slightly bent, straighten it out by hand. If the mast is badly bent, replace it. Check ...

    To Transfer Audio to the Cell Phone
    During a call with the audio in the vehicle: 1. Press . The system responds with “Ready” followed by a tone. 2. Say “Transfer Call.” The system responds with “Transferring call” an ...

    When the System Does Not Seem To Work Properly
    Occasional missed alerts can occur under normal circumstances and will increase in wet conditions. The system does not need to be serviced due to an occasional missed alert. The number of missed ...