1998 Oldsmobile Achieva Owner's Manual - Page 105

Rear Reading Lamps (If Equipped) Trunk Lamp The trunk lamp comes on when you open your trunk. Battery Saver Your Oldsmobile is equipped with a battery saver feature designed to protect vehicle's battery. your When any interior lamp (trunk, reading, footwell or glove box) is left on when the ignition is turned off, the battery saver system will automatically shut the lamp off after 20 minutes. This will avoid draining the battery. To reactivate the interior lamps, either: The ignition must be turned on, The activated lamp switch must be turned off and then on or These overhead lamps and the interiorcourtesy lamps will come on when you open the doors. 0 A front door must be opened. To turn on a reading lamp when the doors are closed, push the button. Push it again to turn off the lamp. The battery saver featurewill also be activated when any door of your vehicle is left open.