1998 Pontiac Grand Prix Owner's Manual - Page 152

Functions CHANGE OIL SOON: This light will appear when the system predicts that the oil's remaining useful life is almost up. The system predicts remaining oil life using inputs from length of drives, coolant temperature, engine rpm and vehicle speed. It alerts you to change the oil on a schedule consistent with your vehicle's driving conditions. After changing the oil, the system must be reset. With the ignition key in the ON position but the engine off, fully push and release the accelerator pedal slowly three times withinfive seconds. If the CHANGEOIL SOON light flashes, the system is resetting. Turn the ignition key to the OFF position, then start the vehicle. the If CHANGE OIL SOON light comes back on, the oil life monitor has not reset. Repeat the procedure. LOW WASHER FLUID: This light will come on when your ignition is on and the fluid container low. is TRUNK AJAR: This light alerts you that your trunk is not fully closed. DOOR AJAR: If one of your doorsis left ajar, a light will appear next to that door on the vehcle outline. TRAC SWITCH:If your vehicle has the Trac System, you will havea disable switch on the far right side of your Driver Information Center. Your Trac System is automatically activated when you turn the ignition on. This switch will activate/deactivate the Trac System. If you need to disable the system, such when you are as stuck and are rocking your vehicle back and forth, push this switch. See "Stuck: In Sand, Mud, Ice or Snow" in the Index. TRAC OFF: This light lets you know that your Trac System has been disabled and will not limit wheel spin. See "Enhanced Traction System Warning Light" or "Low Traction Light" in Index. the LOW TRAC: This light will come on when your Trac System is limiting wheel spin. "Trac System"or See "Low Traction Light"in the Index. 2-77