Starting and Operating

See also:

Retained Accessory Power (RAP)
The following vehicle accessories can be used for up to 10 minutes after the engine is turned off: Audio System Power Windows OnStar System (if equipped) Sunroof (if equipped) These fea ...

Keyless Locking
If the vehicle has the keyless access system, this feature allows you to select whether the doors automatically lock during normal vehicle exit. When the vehicle is turned off and all doors become c ...

Leaving the Vehicle With the Engine Running (Automatic Transmission)
WARNING! It can be dangerous to leave the vehicle with the engine running. The vehicle could move suddenly if the shift lever is not fully in P (Park) with the parking brake firmly set. And, ...