Owner Checks and Services

At Each Fuel Stop

- Check the engine oil level.

See Engine Oil.

Once a Month

- Check the tire inflation pressures. See Tire Pressure.

- Inspect the tires for wear.

See Tire Inspection.

- Check the windshield washer fluid level. See Washer Fluid.

    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 ...

    Tire Messages
    SERVICE TIRE MONITOR SYSTEM This message displays if there is a problem with the Tire Pressure Monitor System (TPMS). See Tire Pressure Monitor Operation for more information. TIRE LEARNING ACT ...

    Engine Oil
    To ensure proper engine performance and long life, careful attention must be paid to engine oil. Following these simple, but important steps will help protect your investment: - Always use engine ...