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:
Operation
Radio with CD, Radio with CD/USB Similar
Radio with CD, DVD, and USB Port
The vehicle may have one of these radios as its audio system. ...
Using the Radio to Control a USB Storage Device or iPod
The radio can control a USB storage device or an iPod using the radio buttons and knobs, and display song information on the radio’s display.
(Tune): Turn to select files.
SEEK: Press to go to t ...
Store a Name Tag for Speed Dialing
1. Push . System responds:
“OnStar ready.” 2. Say “Store.” System responds:
“Please say the number you would like to store.” 3. Say the entire number without pausing. System responds:
...