See also:

Leaving the Vehicle With the Engine Running
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, if ...

Flash-to-Pass
To flash the high beams, pull the turn signal/lane change lever toward you, and release. ...

Horn
Press on the steering wheel pad to sound the horn. ...