Maintenance
Passenger Compartment Air Filter
The filter removes dust, pollen, and other airborne irritants from outside air that is pulled into the vehicle.
The filter should be replaced as part of routine scheduled maintenance, see Maintenance Schedule. To find out what type of filter to use, see Maintenance Replacement Parts.
1. Open the glove box completely and remove the four screws along the upper
portion of the glove box.
2. When released, lower the upper portion of the glove box.
3. Locate the service door for the passenger compartment air filter.

4. Release the two latches holding the service door. Lower the service door.

5. Remove the old air filter.
6. Install the new air filter.
7. Close the service door and latches.
8. Reinstall the upper portion of the glove box.
See your dealer if additional assistance is needed.
See also:
Instrument Panel
CTS Shown, CTS–V Similar
A. Air Vents.
B. Driver Information Center (DIC).
C. Instrument Panel Illumination
Control.
D. Turn and Lane-Change Signals.
E. Instrument Cluster.
F. Windshield Wip ...
Viscosity Grade
SAE 5W–30 is the best viscosity
grade for the vehicle. Do not use
other viscosity grade oils such as
SAE 10W–30, 10W–40, or 20W–50.
If in an area of extreme cold,
where the temperature falls ...
Auto Door Lock
This feature allows you to select
when the vehicle's doors will
automatically lock. See Automatic
Door Locks for more
information.
Press the customization button until
Auto Door Lock appear ...






