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:
Driving with a Trailer
WARNING
When towing a trailer, exhaust gases may collect at the rear of the vehicle and
enter if the liftgate, trunk/hatch, or rear-most window is open.
Engine exhaust contains Carbon Monoxid ...
Engine & Transmission
The CTS comes standard with a 3.0-liter V-6 engine, but our test car's
optional 3.6-liter V-6 and six-speed automatic transmission are a special pair
among drivetrains. The transmission's shifts a ...
Wheels and Trim—Aluminum or Chrome
Use a soft, clean cloth with mild soap and water to clean the wheels. After rinsing
thoroughly with clean water, dry with a soft, clean towel. A wax may then be applied.
Keep the wheels clean using ...






