See also:

Trailer Towing (Except eAssist)
Before pulling a trailer, there are three important considerations that have to do with weight: • The weight of the trailer. • The weight of the trailer tongue. • The total weight on your ...

Delayed Locking
When locking the doors with the power lock switch and a door is open, the doors will lock five seconds after the last door is closed. You will hear three chimes to signal that the delayed lo ...

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if ...