2005 GMC Envoy Owner's Manual - Page 187

Timer: The DIC can be used as a timer. Press the select button while TIMER is displayed to start the timer. The display will show the amount of time that has passed since the timer was last reset, not including time the ignition is off. Time will continue to be counted as long as the ignition is on, even if another display is being shown on the DIC. The timer will record up to 99 hours, 59 minutes and 59 seconds (99:59:59) after which the display will roll back to zero. To stop the counting of time, press the select button briefly while TIMER is displayed. To reset the timer to zero, press and hold the select button while TIMER is displayed. The fuel economy data used to determine fuel range is an average of recent driving conditions. As your driving conditions change, this data is gradually updated. Fuel range cannot be reset. Fuel Used: Press the fuel information button until FUEL USED appears on the display. This mode shows the number of gallons or liters of fuel used since the last reset of this menu item. To reset the fuel used information, press and hold the select button for one second while FUEL USED is displayed. Average Fuel Economy: Press the fuel information button until AVG. ECON appears on the display. This mode shows how many miles per gallon (MPG), liters per 100 kilometers (L/100 km), or kilometers per liter (km/L) your vehicle is getting based on current and past driving conditions. Press and hold the select button for one second while AVG. 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. Fuel Information Button t (Fuel Information): Press the fuel information button to scroll through the range, average fuel economy, instant fuel economy, and the engine oil life system. Fuel Range: Press the fuel information button until RANGE appears on the display. This mode shows the remaining distance you can drive without refueling. It is based on fuel economy and the fuel remaining in the tank. The display will show LOW if the fuel level is low. 3-51