Engine Oil Additives/Engine Oil Flushes
Do not add anything to the oil.
The recommended oils with the dexos specification and displaying the dexos certification mark are all that is needed for good performance and engine protection.
Engine oil system flushes are not recommended and could cause engine damage not covered by the vehicle warranty.
See also:
Language
This display allows you to select the language in which the DIC messages will appear. To select a language:
1. Press the trip odometer reset stem until ODOMETER displays.
2. While in the ODOMETER di ...
Cellular and GPS Antennas
Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception. Cellular reception is required for OnStar to send remote signals to the vehicle. ...
Infotainment
Determine which radio the vehicle has and read the following pages to become familiar with its features.
WARNING
Taking your eyes off the road for extended periods could cause a crash resulting in i ...





