1994 Oldsmobile 88 Owner's Manual - Page 106

Features & Controls UNLEAOEO FUEL ONLY I Average Fuel Economy Press SEL 7 to select ECONOMY. Press SEL 4b if necessary to display the average fuel economy. The display will show a reading such as: 25.2AVG MI/GAL or 35.1 AVG U100 KM Average fuel economy viewed as a is long term approximation of your driving over all drivingconditions. Press RESET until RESET appears in the display (about one second) to learn the average fuel economy from new starting point. a If RESET is pressed and held for at least five seconds, fuel used, fuel range, average fuel economy, elapsed time and will all be reset and TRIP FUNCTIONS RESET will be displayed. Tachometer (Engine RPM) Press SEL v to select GAGES.Press SEL 4 b if necessary to display the engine rpm. The displaywill show a reading such as: TACHOMETER 1800 RPM Press SEL v to select GAGES. Press SEL 4 b if necessary to display the electrical system voltage. The display will show a reading such as: BATTERY 13.7 VOLTS Battery Voltage