Inst (Instantaneous) Economy

Displays the current fuel economy in either liters per 100 kilometers (L/100 km) or miles per gallon (mpg). This number changes frequently as driving conditions change. It cannot be reset.

    See also:

    STS adds direct-injection V-6
    For 2008, STS will be the first GM vehicle equipped with a new 3.6-liter direct-injected V-6 engine. The new base powerplant, with 298 horsepower (222 kW), delivers 40 more horsepower; and torque ...

    Overview
    The 2008 Cadillac STS, featuring refreshed signature styling inside and out; a new, standard 298-horsepower (222 kW) V-6 engine; and a host of new vehicle technologies, debuts at New York Auto Sho ...

    What to Use
    WARNING! Adding only plain water or some other liquid to the cooling system can be dangerous. Plain water and other liquids, can boil before the proper coolant mixture will. The coolant warn ...