See also:

Fuel Gauge
Metric English When the ignition is on, the fuel gauge shows how much fuel is left in the tank. An arrow in the fuel gauge indicates the side of the vehicle the fuel door is on. The gauge will ...

Instantaneous Economy and Active Fuel Management™ Indicator
If the vehicle has this display, press the trip/fuel button until INST ECON V8 displays. This display shows the current fuel economy at a particular moment and will change frequently as driving condit ...

OnStar®
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overview on pag ...