The fog lamp light comes
on when the fog lamps
are in use.
The light goes out when the fog lamps are turned off.
See Fog Lamps for more information.
Chevrolet Cobalt Owners Manual. Instrument Panel
A. Outlet Adjustment.
B. Turn Signal/Multifunction Lever.
C. Cruise Control (If Equipped).
Driver Information Center (DIC).
D. Instrument Panel Cluster.
E. Audio Steering Wheel Controls
(If Equipped).
F. Hazard Warning Flashers.
G. Windshield Wipers and Windshield
Washer.
H. Audio System ...