1995 Pontiac Bonneville Owner's Manual - Page 106

Malfunction Indicatc )r Lamp (Service EngineSo01 0 A computer monitors operation of your fuel, ignition and emission control systems. This light should come on when the ignition is on, but the engine is not running, as a you it is Engine Oil PressureLight If you have a problem with your oil, this light may stay on after you start your engine, or come on when you are driving. ,I SERVICE ENOlNE SOON I ch:;h;;.show I ) - If it does not come on at all, have it fixed right away. If it stays on, or it comes on while you are driving, the computer is indicating that you have a problem. You should take your vehicle in for service soon. This may indicate that oil is not going through your engine quickly enough to keep it cool. The engine could be low on oil, or could have sbme other oil problem. If you are driving, carefully pull over to a safe location and stop to check the oil level. See "Checking Engine Oil" in the Index. If the engine oil is low, add oil as required. See "Adding Engine Oil" in the Index. NOTICE: If you keep driving your vehicle with this light on, after a while the emission controls won't as work well, your fuel economy won't be good and your as engine may not runsmoothly. This could lead to as costly repairs not covered your warranty. by 2-57