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:
Security
OnStar provides services like Stolen
Vehicle Assistance, Remote Ignition
Block, and Roadside Assistance,
if the vehicle is equipped with these
services. OnStar can unlock the
vehicle doors r ...
Storing the Tire Sealant and Compressor Kit
To access the tire sealant and
compressor kit:
1. Open the trunk. See Trunk.
2. Lift the cover.
With Pressure Relief Button
With Pressure Deflation Button
3. Turn the wing nut
countercloc ...
Radio Settings
To access the Radio Settings menu:
1. Press the CONFIG button.
2. Turn the TUNE/MENU knob until Radio Settings displays. Press the TUNE/MENU
knob to display other options within that feature.
Aud ...