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:
Not quite midsize
Like most mid-size entry-level luxury cars, the CTS has a fairly restrictive
cabin. Although I can live with that, the hard front and very tight rear seats
put a damper on the experience. Sure, it ...
Steering Wheel Adjustment
To adjust the steering wheel:
1. Pull the lever down.
2. Move the steering wheel up
or down.
3. Pull or push the steering wheel
closer or away from you.
4. Pull the lever up to lock the
st ...
Nav (Navigation)
Press CONFIG to enter the configure menu options, then press CONFIG again, repeatedly
until Nav is selected or press the Nav screen button.
Voice Prompt
Press the Voice Prompt screen button to c ...






