Verify Minutes and Expiration

Push OnStar Mobile App and say “minutes” then “verify” to check how many minutes remain and their expiration date.

    See also:

    Doing Your Own Service Work
    WARNING You can be injured and the vehicle could be damaged if you try to do service work on a vehicle without knowing enough about it. . Be sure you have sufficient knowledge, experience, the pr ...

    Tire Sidewall Labeling
    Useful information about a tire is molded into its sidewall. The examples show a typical passenger vehicle tire and a compact spare tire sidewall. Passenger (P&-Metric) Tire Example (A) Tire ...

    Power Steering Fluid
    See Engine Compartment Overview on page 10‑6 for reservoir location. ...