OnStar®
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overview .
See also:
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 ...
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 ...
Reclining Seatbacks
To adjust the seatback:
Tilt the top of the control rearward to recline.
Tilt the top of the control forward to raise.
See Reclining Seatbacks . ...






