How to Reset the Maintenance Light on a Buick LaCrosse?

1 Answers
RemingtonAnn
07/30/25 9:02am
Here is the method to reset the maintenance light on a Buick LaCrosse: 1. Turn the ignition switch to the ON position without starting the car. 2. Navigate to the oil life menu interface on the instrument cluster display. When the remaining oil life is low, the message 'Change Engine Oil Soon' will appear on the display. 3. Press the '>' button on the center controller, then the display will show 'Reset.' Press the '√' (OK/Confirm) button to reset the oil life to 100%. 4. Turn off the ignition switch to complete the reset. Here is some related information about the maintenance light: 1. The maintenance light is a reminder function set by the manufacturer to alert the owner to perform maintenance at certain mileage or time intervals. It appears in the form of a dashboard or screen message or indicator light. Resetting the maintenance light means clearing the reminder message after maintenance is completed, essentially resetting the information. 2. The original purpose of the maintenance light is to remind the owner to perform maintenance as soon as possible. Therefore, the owner should promptly visit a 4S shop for maintenance. After maintenance, the 4S shop will use a diagnostic tool to reset the maintenance light.
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