Chevrolet Cobalt Owners Manual:  Fog Lamps

For vehicles with fog lamps, the button is located on the instrument panel, to the left of the steering wheel.

The ignition must be on to use the fog lamps.

: Press to turn the fog lamps
on off. An indicator light on the button comes on when the fog lamps are on.

The parking lamps automatically turn on and off when the fog lamps are turned on and off.

The fog lamps will turn off while the high-beam headlamps are turned on.

Some localities have laws that require the headlamps to be on along with the fog lamps.