Buick LaCrosse: When the Light Flashes First and 
Then Is On Steady - Tire Pressure Light - Warning Lights, Gauges, and Indicators - Instruments and Controls - Buick LaCrosse Owners ManualBuick LaCrosse: When the Light Flashes First and Then Is On Steady

If the light flashes for about a minute and then stays on, there may be a problem with the TPMS. If the problem is not corrected, the light will come on at every ignition cycle.

See Tire Pressure Monitor Operation for more information.

    When the Light Is On Steady
    This indicates that one or more of the tires are significantly underinflated. A Driver Information Center (DIC) tire pressure message may also display. See Vehicle Messages for more informati ...

    Engine Oil Pressure Light
    WARNING! Do not keep driving if the oil pressure is low. The engine can become so hot that it catches fire. Someone could be burned. Check the oil as soon as possible and have the vehicle se ...

    See also:

    Uniform Tire Quality Grading System (UTQGS)
    This information relates to the tire grading system developed by the U.S. National Highway Traffic Safety Administration for grading tires by tread wear, traction, and temperature performance. Tr ...

    Storing wheels and tires
    When storing complete wheels (tires mounted on rims), they should be suspended off the floor or placed on their sides on the floor. Tires not mounted on rims should be stored on their sides or sta ...

    FM/AM radio with compact disc (CD) changer (if so equipped)
    For all operation precautions, see "Audio operation precautions" in this section. VOL/ON·OFF control: Place the ignition switch in the ACC or ON position and push the VOL/ON·OFF control ...