See also:

Interior Quality & Comfort
The CTS' cabin quality has held up well since this generation first hit the road as a 2008 model, and it's still competitive against newer entrants like the 535i and M37. Among the highlights are ...

Selecting a Band
Press the RADIO/BAND button to choose AM, FM, or XM, if equipped. The last station that was playing starts playing again. ...

When to Inspect the Engine Air Cleaner/Filter
Inspect the air cleaner/filter at the scheduled maintenance intervals and replace it at the first oil change after each 80 000 km (50,000 mile) interval. See Maintenance Schedule, for more inf ...