1. Open the hood of the car.
2. Locate the headlight assembly that needs to be replaced.
3. Inside the engine bay, you'll see a black plastic cover behind the headlight assembly.
4. Remove the plastic cover by turning the two plastic screws counterclockwise with the Phillips head screwdriver. Once the screws are removed, pull the cover straight back and off.
5. Once the cover is removed, you will see the back of the headlight assembly, with three bulbs. The high-beam bulb is the one at the top, the low-beam bulb is in the middle, and the signal light bulb is at the bottom.
6. To replace one of these bulbs, turn the bulb socket counterclockwise and pull it out.
7. Remove the old bulb by twisting it counterclockwise.
8. Insert the new bulb by twisting it clockwise until it is secure.
9. Push the bulb socket back into place and turn it clockwise until it is secure.
10. Repeat this process for the other bulbs if needed.
11. Once the new bulbs are in place, replace the black plastic cover.
12. Push the cover back on and insert the two plastic screws. Turn clockwise to secure.
13. Close the hood of the car.