GM has switched things a couple times. Main thing is to read the owners manual. In this case, it says that it is towable. Just be sure to follow the instructions. This is from the owners manual for 2016.
“Dinghy TowingFront-wheel-drive andall-wheel-drive vehicles may bedinghy towed from the front. Thesevehicles can also be towed byplacing them on a platform trailerwith all four wheels off of theground. For other towing options,see the information on dolly towing”