See also:

Mixed-Band Presets
Each page can store six preset stations. The presets within a page can be from different radio bands. To scroll through the pages, press the FAV button located on the faceplate or the FAV screen b ...

Manual Operation of Power Liftgate
To change the liftgate to manual operation, turn the mode switch to the OFF position. With the power liftgate disabled and all of the doors unlocked, the liftgate can be manually opened and closed. ...

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 the vehic ...