When to Inspect the Engine Air Cleaner/Filter

Cadillac CTS / Cadillac CTS Owners Manual / Vehicle Care / Vehicle Checks / Engine Air Cleaner/Filter / 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 information.

If you are driving in dusty/dirty conditions, inspect the filter at each engine oil change.

    See also:

    Oil Life Remaining
    If the vehicle has this display, it shows the estimated oil life remaining. If you see 99% Oil Life Remaining on the display, that means that 99% of the current oil life remains. When the o ...

    Scheduling Service Appointments (U.S. and Canada)
    When the vehicle requires warranty service, contact your dealer and request an appointment. By scheduling a service appointment and advising the service consultant of your transportation needs, yo ...

    Turn Signals When Towing a Trailer
    The turn signal indicators on the instrument panel flash whenever signaling a turn or lane change. Properly hooked up, the trailer lamps also flash, telling other drivers the vehicle is turning, ...