Chevrolet Cobalt Owners Manual. Rear Window Defogger
The rear window defogger uses a warming grid to
remove fog from the rear window.
The rear window defogger only works when the ignition
is in ON/RUN.
(Rear): Press to turn the
rear window defogger on
or off. Be sure to clear as much snow from the rear
window as possible. An indicator light c ...