See also:

Safety Locks
The rear door safety locks switch is on the instrument panel. Rear door safety locks prevent passengers from opening the rear doors from inside the vehicle. Press to activate the safety locks. ...

Airbag System Messages
SERVICE AIR BAG This message displays if there is a problem with the airbag system. Have your dealer inspect the system for problems. See Airbag Readiness Light on page 5‑20 and Airbag System ...

Fuel
For diesel engine vehicles, see “Fuel for Diesel Engines” in the Duramax Diesel Supplement. For Vehicles with gasoline engines, please read this. ...