Hands-Free Calling

1. Push “OnStar ready.” 2. Say “Dial.” System responds:. System responds:

“OnStar ready.” 2. Say “Dial.” System responds:

“Please say the name or number to call.” 3. Say the entire number without pausing, including a “1” and the area code. System responds:

“OK calling.”

    See also:

    Roadside Assistance Program
    As the owner of a new GMC, you are automatically enrolled in the Roadside Assistance program. See Roadside Assistance Program (U.S. and Canada) on page 13‑7 or Roadside Assistance Program (M ...

    Brake System Messages
    BRAKE FLUID LOW This message is displayed when the brake fluid level is low; see Brake Fluid on page 10‑24. RELEASE PARKING BRAKE This message is displayed as a reminder that the parking br ...

    Traction Control System (TCS)/StabiliTrak® Light
    The StabiliTrak system or the Traction Control System (TCS) indicator/warning light comes on briefly when the engine is started. If the light does not come on, have the vehicle serviced by your ...