2005 Buick LaCrosse Owner's Manual - Page 177

PASSENGER'S REAR DOOR AJAR This message will display when the passenger's side rear door is not closed properly. When this message appears, you should make sure that the passenger's door is closed completely. This message will display while the ignition is in RUN. A chime will sound when the ignition is shifted out of PARK (P). Press any of the DIC buttons to acknowledge this message and to clear it from the screen. This message will continue to display for two seconds if it has not been acknowledged when the engine is turned off. It will also re-display for two 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. REDUCED ENGINE POWER This message will display when the vehicle's engine power is reduced. Reduced engine power can affect the vehicle's ability to accelerate. If this message is on, but there is no reduction in performance, proceed to your destination. The performance may be reduced the next time the vehicle is driven. The vehicle may be driven at a reduced speed while this message is on, but acceleration and speed may be reduced. Anytime this message stays on, the vehicle should be taken to your GM dealer for service as soon as possible. This message will display and a chime will sound only when the ignition is in RUN. Press any of the DIC buttons to acknowledge this message and to clear it from the screen. This message will continue to display for two seconds if it has not been acknowledged when the engine is turned off. It will also re-display for two 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. 3-63