1999 Pontiac Montana Owner's Manual - Page 200

yellowblue Trip Computer There are five trip computer displays which may be stepped through by pushing the MODE button. The information will appear in the following order: Resetting the Trip Computer Press and hold the MODE and E/M buttons for at least two seconds. The reset is acknowledged with the display showing all segments on for a period of half a second. A reset can only be done in AVG ECON, FUEL USED and AVG SPEED displays. Resetting affects all three displays regardless of which display you are in. RANGE will not be affected. D AVG ECON (Average Fuel Economy): This shows the average fuel economy since the last reset. D INST ECON (Instantaneous Fuel Economy): This shows fuel economy for the most recent second of driving. D RANGE (Trip Range): This shows the estimated distance that can be traveled with the remaining fuel. The fuel economy used to calculate range is based on the last few hours of driving. accumulated fuel used since the last reset. average speed since the last reset. D FUEL USED (Trip Fuel Used): This shows the D AVG SPEED (Average Speed): This shows the 2-104