See also:

Trailer Towing (CTS-V and Coupe)
The vehicle is neither designed nor intended to tow a trailer. ...

Reducing Speed While Using Cruise Control
If the cruise control system is already activated, Press and hold the SET– button on the steering wheel until the desired lower speed is reached, then release it. To slow down in small amount ...

Dinghy Towing
Front-wheel—drive and all-wheel-drive vehicles may be dinghy towed from the front. These vehicles can also be towed by placing them on a platform trailer with all four wheels off of the ground. F ...