Adjust the outside mirror just to see the side of your vehicle and have a clear view of objects behind you.
Manually fold the mirrors inward to prevent damage when going through an automatic car wash. To fold, pull the mirror toward the vehicle. Push the mirror outward, to return it to the original position.
Chevrolet Cobalt Owners Manual. Shifting Into Park (Automatic Transmission)
WARNING:
It can be dangerous to get out of the vehicle if the
shift lever is not fully in P (Park) with the parking
brake firmly set. The vehicle can roll. If you have
left the engine running, the vehicle can move
suddenly. You or others could be injured. To be
sure the vehicle will not move, ...