See also:

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 ...

Anti-theft Alarm System Messages
THEFT ATTEMPTED This message displays if the vehicle detects a tamper condition. ...

StabiliTrak® OFF Light
This light comes on when the StabiliTrak system is turned off. If the Traction Control System (TCS) is off, wheel spin is not limited. If the StabiliTrak system is off, the system does not assis ...