1994 Cadillac Seville Owner's Manual - Page 151

Engine Oil Light (Canadian \Export On&) This light tells you if there could be a problem with your engine oil pressure. The light goeson when youturn your key to "Run" or "Start." It goes off once you start your engine. That's a check to be sure thelight works. just If it doesn't,be sure to have it fixed it will be there towarn you if so something goes wrong. When the light comeson and stays on, it means oil isn't going through your engine properly. You could be low on oil, or you might have some other oil problem. NOTICE: Damage to your engine from neglected problems can be oil costly andis not covered by your warranty. 138