See also:

When to Check Lubricant
Refer to Maintenance Schedule   to determine how often to check the lubricant. ...

Exit Lighting
The headlamps, taillamps, parking lamps, back—up lamps, and license plate lamps come on at night, or in areas with limited lighting, when a door is opened after the ignition is turned off. The dome ...

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 ...