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:

    Remote Vehicle Start
    If available, this feature allows the engine to be started from outside the vehicle. The button will be on the RKE transmitter if the vehicle has remote start. Laws in some local communitie ...

    StabiliTrak® Service Light
    This light will come on briefly when the engine is started. This light will come on if a problem is detected in the StabiliTrak® system. ...

    Airbag Readiness Light
    This light shows if there is an electrical problem. The system check includes the airbag sensor(s), passenger sensing system, the pretensioners, the airbag modules, the wiring, and the crash ...