Warning
If a floor mat is the wrong size or is not properly installed, it can interfere with the pedals.
Interference with the pedals can cause unintended acceleration and/or increased stopping distance which can cause a crash and injury. Make sure the floor mat does not interfere with the pedals.
Use the following guidelines for proper floor mat usage:
Removing and Replacing the Floor Mats
Pull up on the rear of the floor mat to unlock each retainer and remove.

Reinstall by lining up the floor mat retainer openings over the carpet retainers and snap into position.
Make sure the floor mat is properly secured in place.
Verify the floor mat does not interfere with the pedals.
Instrument Panel, Leather, Vinyl, Other Plastic Surfaces, Low Gloss Paint Surfaces
and Natural Open Pore Wood SurfacesNavigation
OnStar navigation requires a specific OnStar subscription plan.
Press to receive directions or
have them sent to the vehicle navigation screen, if equipped.
Destinations can also be forwarded to the vehicle from MapQuest.com.
Turn-by-Turn Navigation
Press to connect to a live
Advisor.
...
If the Off Indicator Is Lit for an Adult-Sized Occupant
If a person of adult size is sitting in the front outboard passenger seat, but
the off indicator is lit, it could be because that person is not sitting properly
in the seat or that the child restraint locking feature is engaged.
Use the following steps to allow the system to detect that per ...
Safety Belt Extender
If the vehicle's safety belt will fasten around you, you should use it.
But if a safety belt is not long enough, your dealer will order you an extender.
When you go in to order it, take the heaviest coat you will wear, so the extender
will be long enough for you. To help avoid personal inju ...