See also:

How OnStar Service Works
Push this blue button to connect to a specially trained OnStar Advisor to verify your account information and to answer questions. Push this red emergency button to get priority help from specially ...

If the Off Indicator Is Lit for an Adult-Size Occupant
If a person of adult-size is sitting in the front outboard passenger seat, but the off indicator is lit, it could be because that person is not sitting properly in the seat. Use the follow ...

Audio Steering Wheel Controls
If your vehicle has this feature, some audio functions can be adjusted at the steering wheel. They include the following: (OnStar®/Mute): If your vehicle has OnStar, press this button to i ...