See also:

Running the Vehicle While Parked
It is better not to park with the engine running. But if you ever have to, here are some things to know. WARNING: Idling a vehicle in an enclosed area with poor ventilation is dangerous. Engine ...

Retained Accessory Power (RAP)
Your vehicle has a Retained Accessory Power (RAP) feature which lets certain features of your vehicle to continue to work up to 20 minutes after the ignition key is turned to LOCK. The radio, po ...

Purposeful technology
Comprehensive connectivity is enabled by OnStar's remote vehicle access, which makes keeping tabs on the vehicle a breeze from anywhere with a smart phone. Highlights include: Passive entry Hea ...