Removing the headlight assembly is sometimes easier than removing the center plastic from the bumper.
While not necessary; removing the three plastic tabs allows the headlight assembly to be removed and installed back much easier.
As always, if in doubt, take your vehicle to a professional.
Below are the steps with screenshots to replace them, along with a video, if needed, for a visual walk-through
Tools and Headlight Bulb Needed 2005-2010 Chevy Cobalt
- 9007 Headlight Bulb
- 10mm socket
- Flathead Screwdriver
A 10mm socket or wrench is needed to remove two bolts.
A Flathead screwdriver may also be needed to help remove parts.
Example 9007 Headlight Bulb on Amazon
Philips 9007B1 Standard Halogen Replacement Headlight Bulb
NOTE: When replacing any headlight bulb, be sure not to touch the bulb itself with your fingers, as oil from your hands can create a hot spot that shortens the bulb’s life.
How to Replace Headlight Bulb 2005-2010 Chevy Cobalt
- Open the hood and locate the headlight assembly.
- Remove the two 10mm bolts on the top of the headlight assembly.
- Pull the headlight assembly out by pushing down on the bumper and removing it.
- At the back of the headlight assembly remove the bulb. (The one on the right is the headlight bulb)
- Remove the eclectic plug from the bulb assembly. (There are two clips on the sides.)
- Remove the headlight bulb from the retainer turning counterclockwise.
- Insert the new Bulb.
- Insert the retainer and turn it clockwise to lock the bulb in place.
- Push the electrical plug on to the new bulb.
- Install the headlight assembly back into place.
- Install the two 10mm bolts.
- Test the lights which should now work.
It is not difficult to replace the headlight bulb on a 2005-2010 Chevy Cobalt but call a knowledgeable friend or professional if in doubt.
Climates age cars differently, which can affect bolts being rusted or other possible problems.
A vehicle that was in an accident may also have some type of unforeseen problem.
Remember not to touch the bulb itself with your hands, as it will cause a hot spot that burns the bulb out faster than usual.