1995 Pontiac Bonneville Owner's Manual - Page 109

Check Oil Level Warning Light (Option) 1 CHECK OIL LEVEL 1 This light indicates when the engine oil level is 1 to 1 1/2 quarts (0.95 L to 1.4 L) low. It willgo on for one to three seconds when the ignition is turnedto the RUN position, as abulb check to show you that the system is working. If the CHECK OIL LEVEL warning comes on, the oil level should be checked at the oil dipstick. If the level is low, the engine oil should bebrought up to the proper level. See "Engine Oil" in the Index. After restoring the proper level and waiting for the eight-minute drainback, the key can be turned to the RUN position and the CHECK OIL LEVEL warning light should only come on as a bulb check. Head-Up Display (Option) If you have the optional Head-Up Display (HUD), you can see some of the driver information also available on If the light doesn't come on, have your oil level warning system serviced. Even ifyou have a low oil level, the light will go off for 15 to 20 seconds. Then, if the oil level is low, and it has been at leasteight minutes since your engine was last running, the CHECK OIL LEVEL light come on will for 20 to 40 seconds. The eight-minute delay allows the majority of theoil to drain back into the oil pan and prevent a false low condition. your instrument panel cluster. The information may be displayed in English or metric units and appears as a reflection on the windshield. The HUD shows: Speedometer reading Turnsignal indicators e High beam indicator symbol 0 CHECK GAGES message (for low oil pressure, high coolant temperature, low oil level and low fuel) Low fuel warning symbol. 2-60