Lamps On Reminder
Buick LaCrosse / Buick LaCrosse Owners Manual / Instruments and Controls / Warning Lights, Gauges, and Indicators / Lamps On Reminder

The lamps on reminder light comes on when the lights are in use.
See also:
Battery Power Protection
The battery saver feature is designed to protect the vehicle's battery.
To prevent battery discharge while driving, the following systems are reduced automatically in two stages and then turned off:
...
Anti-theft Alarm System
This vehicle has an anti-theft alarm system. ...
When to Change Engine Oil
This vehicle has a computer system that indicates when
to change the engine oil and filter. This is based on
engine revolutions and engine temperature, and not on
mileage. Based on driving condi ...
