OnStar Services

See also:

Safety Belt Reminder Light
When the key is turned to RUN or START, a chime will sound for several seconds to remind you buckle your safety belt. The driver safety belt light will also come on and stay on for several seconds ...

Adjusting the EQ (Equalizer)
For vehicles with an equalizer: 1. Press the TONE button. 2. Select EQ. 3. Select the setting. Press the BACK button to go back to the Tone Settings menu. ...

Door Ajar Light
For vehicles equipped with this light, it comes on when a door is open or not securely latched. Before driving, check that all doors are properly closed. See Door Ajar Messages  for more in ...