1997 Pontiac Grand Prix Owner's Manual - Page 156

Control Buttons The trip computer has three buttons that control its functions. ENG/MET: Press this button to change the display from or English to metric units metric t'oEnglish. To reset the ail life indicator after oil hasbeen the changed, press the mode button until the lightappears next to O'ILLIFE. Press and hold the resetbutton for three seconds. The oil life percentage should change to 100%. RANGE: Shows how much farther you can travelwith the fuel you have before refueling. RESET Press this button for twoseconds to reset the mode displayed. CHECK TIRE PREISS:This light alertsyou that a tire is low or flat, See"Check Tire Pressure Light"in the Index. MODE: Press thisbutton to change the mode being displayed. Functions FUEL USED:Shows the total amount of fuel used since you last resetthis mode. The amount can be displayed in gallons or liters. AVG ECON: Shows your average fueleconomy since you last reset this mode. OIL LIFE:Shows a percentage of the oil's remaining useful life. The system predicts remaining oil life using inputs from length of drives, coolant temperature, engine rpm and vehicle speed.Each time you get an oil change, be sure to reset this functionso that it will give you an accurate percentage. LOW WASHER FLUID: This lightwill come onwhen is your ignition ison and the fluid container low. DOOR AJAR: If one of your 'doorsis left ajar, a light will appear next tothat door on the vehicle outline. PERFORMANCE SHIFT This lightcomes on when you press the performance shift button(located on the console shift) to indicate that your vehicle is in performance shifting mode, See "Performance Shifting" in the Index. BOOST GAGE: If you have the supercharged engine, this gage will show the amount of boost your engine is receiving.