Central Door Unlocking System
The vehicle has a central door unlocking feature. When unlocking the driver door, the other doors can be unlocked by holding the key in the turned position for a few seconds or by quickly turning the key twice in the lock cylinder.
See also:
Transferring Service
Push to request account
transfer
eligibility information. The Advisor
can assist in canceling or removing
account information. If OnStar
receives information that vehicle
ownership has ch ...
TPMS Sensor Matching Process
Each TPMS sensor has a unique identification code. The identification code
needs to be matched to a new tire/wheel position after rotating the vehicle’s
tires or replacing one or more of the TPMS se ...
Anti-theft Alarm System Message
SERVICE THEFT DETERRENT SYSTEM
This message displays when there is a problem with the theft-deterrent system.
The vehicle may or may not restart so you may want to take the vehicle to your dealer
...