Chevrolet Aveo Owner's Manual page 74

72 Instruments and controls
actually present in the vehicle may
differ from the description. When the
ignition is switched on, most control
indicators will illuminate briefly as a
functionality test.
The control indicator colours mean:
red = danger, important
reminder
yellow = warning, information,
fault
green, = confirmation of
blue, activation
white
The designs of the instrument cluster
may vary depending on the model.