See also:

OnStar Mobile App
With an iPhone® or Android™-based mobile device, an OnStar mobile app can be downloaded. The vehicle can be remote started, if equipped, or the doors can be unlocked from anywhere there ...

Disarming the System
To disarm the system, do one of the following: Press on the RKE transmitter. Approach the vehicle with the RKE transmitter (keyless access). Start the engine. The alarm automatically disar ...

TPMS Sensor Matching Process
Each TPMS sensor has a unique identification code. Any time you rotate your vehicle’s tires or replace one or more of the TPMS sensors, the identification codes will need to be matched to the n ...