The control for this
feature is located on the
instrument panel to the
left of the steering wheel.
Turn the knob clockwise to brighten the lights or counterclockwise to dim the instrument panel lights, when the parking lamps or headlamps are on.
Chevrolet Cobalt Owners Manual. Charging System Light
This light comes on briefly
when the ignition is turned
on, and the engine is not
running, as a check to
show it is working. Then it
should go out when the
engine is started.
If the light stays on, or comes on while driving, there
may be a problem with the electrical charging system.
Have ...