See also:

Exit Recall
: Press to move the driver seat back a preset distance and/or the power steering column, if equipped, up and forward. A single beep sounds when the exit feature activates. The vehicle must ...

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 ...

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 close ...