2008 Pontiac Grand Prix Owner's Manual - Page 185
2008 Pontiac Grand Prix Manual
Page 185 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 Operation and Displays (Uplevel DIC with Trip Computer) on page 3-55 or DIC Operation and Displays (Base Level DIC) on page 3-62 for more information. This message displays while the ignition is in ON/RUN. Press the set/reset button to acknowledge this message and to clear it from the screen. This message continues to display for three seconds if it has not been acknowledged when the engine is turned off. It also re-displays 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 re-appears when the engine is turned on. CHARGING SYSTEM FAILURE This symbol comes on with this message. This message displays when there is a problem with the generator and battery charging systems. Driving with this problem could drain the battery. Turn off all unnecessary accessories. Stop and turn off the vehicle as soon as it is safe to do so. Have the electrical system checked by your dealer/retailer as soon as possible. This message displays while the ignition is in ON/RUN. A chime sounds 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 continues to display if it has not been acknowledged when the engine is turned off. It also re-displays 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 re-appears when the engine is turned on. 3-69