Chevrolet 2001 Monte Carlo Owner's Manual page 166

Low Brake Fluid
United States
This message will be displayed when your vehicle has a
brake problem. The brake system warning light will also
be illuminated.
If this message appears, the brakes aren't working
properly. You should have your vehicle serviced
immediately. See "Brake System Warning Light" in the
Index for more information.
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Low Washer Fluid
Canada
This message is displayed when the vehicle is low on
windshield washer fluid.
The message is only displayed for 60 seconds at the start
of each ignition cycle. For more information see,
"Windshield Washer Fluid" in the Index.
When the ignition is turned off, this message will be
displayed again for three seconds to remind you that
your washer fluid is low. Be sure to refill the washer
fluid tank right away.
United States Canada