See also:

Manual Reclining Seatbacks
WARNING You can lose control of the vehicle if you try to adjust a manual driver seat while the vehicle is moving. The sudden movement could startle and confuse you, or make you push a pedal when you ...

Voice Recognition
The voice recognition system uses commands to control the system and dial phone numbers. Noise: The system may not recognize voice commands if there is too much background noise. When to Speak: ...

Potential Issues
Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five days, OnS ...