See also:

Fuel System Messages
FUEL LEVEL LOW This message displays and a chime may sound if the fuel level is low. Refuel as soon as possible. See Fuel Gauge on page 5‑15 and Fuel on page 9‑73 for more information. ...

Cooling System
If the vehicle has the Duramax® Diesel engine, see the Duramax® Diesel Supplement for more information. The cooling system allows the engine to maintain the correct working temperature. 5.3 L En ...

Safety Belts
This section of the manual describes how to use safety belts properly. It also describes some things not to do with safety belts. WARNING Do not let anyone ride where a safety belt cannot be worn ...