1995 Oldsmobile 88 Owner's Manual - Page 125

When the oil life is zero, a tone will sound the and display willshow: CHANGE OIL NOW Then, when you startthe vehicle, a tone will sound and the CHANGEOIL NOW message will displayeach time the vehicle is started. Be careful not to reset the oil accidentally at any life time other than when the oil has just been changed.It can't be reset accurately until the next change. oil The DIC does not replace the Maintenance Schedule in this manual. The oil change reminder will not detect dusty conditions orengine malfunctions that may affect the oil. If you drivein dusty areas, change your oil every 3,000 miles (5 000 km) or three months, whichever comes first, unless the DIC instructs you to do so sooner. The DIC doesnot measure how much oil is in the engine. So, be sure tocheck your oil level often. See "Engine Oil" in the Index. To reset the oillife display aftereach oil change: I. Acknowledge all diagnostic messages by pressing RESET. 2. Press SEL toselect OIL. Press SEL 4 necessary to display oil life. the if 3. Press and hold the RESET button for about five seconds. Once the oil life index has been reset, a RESET message will be displayed andthen oil life will change to 100%. 2-73