To replace one of these bulbs:
1. Remove the two screws holding each of the license plate lamps.
2. Turn and pull the license plate lamp toward you through the opening.
3. Turn the bulb socket counterclockwise and pull the bulb straight out of the socket.
4. Install the new bulb.
5. Push the bulb straight into the socket and turn clockwise to reinstall.
6. Push and turn the license plate lamp away from you through the opening.
7. Reinstall the two screws holding the license plate lamp.
Chevrolet Cobalt Service & Repair Manual. Fog Lamp Bulb, Replace
Warning: Halogen bulbs contain
gas under pressure. Handling a bulb improperly could cause it to shatter
into flying glass fragments. To help avoid personal injury: Turn off the
lamp switch and allow the bulb to cool before changing the bulb. Leave the
lamp switch OFF until the ...