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 ...

Maintenance
Passenger Compartment Air Filter The passenger compartment air filter traps most of the dust and pollen from the air entering the vehicle. The filter will need to be changed periodically. S ...

READY TO LEARN ELECTRONIC KEY # X
If the vehicle has the keyless access system, this message displays while matching new transmitters to the vehicle. See the keyless access information for Remote Keyless Entry (RKE) System ...