2007 Chevrolet Cobalt Owner's Manual - Page 179

ECON (Economy) Press the information button until ECON is displayed. This mode shows how many miles per gallon (mpg) or liters per 100 kilometers (L/100 km) your vehicle is getting based on current and past driving conditions. Press and hold the reset button while ECON is displayed to reset the average fuel economy. Average fuel economy will then be calculated starting from that point. If the average fuel economy is not reset, it will be continually updated each time you drive. OIL LIFE Press the information button until OIL LIFE is displayed. The engine oil life system shows an estimate of the oil's remaining useful life. It will show 100% when the system is reset after an oil change. It will alert you to change your oil on a schedule consistent with your driving conditions. In addition to the engine oil life system monitoring the oil life, additional maintenance is recommended in the Maintenance Schedule in this manual. See Engine Oil on page 287 and Scheduled Maintenance on page 391. Always reset the engine oil life system after an oil change. See "How to Reset the Engine Oil Life System" under Engine Oil Life System on page 292. AV (Average) SPEED Press the information button until AV SPEED is displayed. This mode shows the vehicle's average speed in miles per hour (mph) or kilometers per hour (km/h). Press and hold the reset button while AV SPEED is displayed to reset the average vehicle speed. COOLANT Press the information button until COOLANT is displayed. This mode shows the temperature of the engine coolant in either degrees Fahrenheit (°F) or degrees Celsius (°C). 179