See also:

Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn the ignition to LOCK/OFF in each shift lever position. The ignition should turn to LOCK/OFF only when the shift lever is in P (Park). ...

Automatic Crash Response
In a crash, built in sensors can automatically alert an OnStar advisor who is immediately connected to the vehicle to see if you need help. ...

Manual Foldaway Mirrors
These mirrors can be folded 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 origin ...