2006 Pontiac Grand Prix Owner's Manual - Page 192
2006 Pontiac Grand Prix Manual
Page 192 highlights
The CHANGE OIL SOON message is reset by acknowledging the message. The ENGINE OIL MONITOR SYSTEM screen under the options menu on the DIC must also be reset. See "Engine Oil Monitor System" in options under DIC Controls and Displays (Base Level DIC) on page 3-52 or DIC Controls and Displays (Uplevel DIC with Trip Computer) on page 3-60 for more information. This message will display while the ignition is in RUN. Press the set/reset button to acknowledge this message and to clear it from the screen. This message will continue to display for three seconds if it has not been acknowledged when the engine is turned off. It will also re-display for three seconds if the message has been acknowledged, but the condition still exists when the engine is turned off. If the condition still exists, the message will re-appear when the engine is turned on. CHARGING SYSTEM FAILURE This symbol comes on with the CHARGING SYSTEM FAILURE warning message. This warning message indicates that there is a problem with the generator and battery charging systems. Have the electrical system checked by your GM dealer as soon as possible. This message will display while the ignition is in RUN. A chime will sound for two seconds when this message is displayed. Press the set/reset button to acknowledge this message and to clear it from the screen. This message will continue to display if it has not been acknowledged when the engine is turned off. It will also re-display for three seconds if the message has been acknowledged, but the condition still exists when the engine is turned off. If the condition still exists, the message will re-appear when the engine is turned on. 3-74