See also:

DIC Operation and Displays
Use the DIC buttons located in the center of the instrument panel to access different displays. The DIC displays trip, fuel, vehicle system information, and warning messages. It also shows the shi ...

Vehicle Information Menu Items (with DIC Buttons)
(Vehicle Information): Press this button to scroll through the following menu items: ...

How to Add Coolant to the Coolant Surge Tank for Gasoline Engines
If the vehicle has a diesel engine, see “Cooling System” in the Duramax Diesel Supplement for the proper coolant fill procedure. WARNING You can be burned if you spill coolant on hot engine part ...