See also:

Setting the Time
The radio may have a button marked with an H or HR to represent hours and an M or MN to represent minutes. Press and hold the hour button until the correct hour appears on the display. AM or PM ...

OnStar Mobile App
With an iPhone® or Android™-based mobile device, an OnStar mobile app can be downloaded. The vehicle can be remote started, if equipped, or the doors can be unlocked from anywhere there ...

First Engine Oil Change After Every 160 000 km/100,000 Miles
• Automatic transmission fluid change (normal service). See Automatic Transmission Fluid . • Spark plug replacement. An Emission Control Service. ...