Installing LED headlight bulbs is an effective way to improve visibility on the road, as well as giving your car a more modern look. Upgrading from traditional halogen bulbs to LED bulbs can be done easily and quickly with the right tools and knowledge. In this article, we will discuss in detail how to install 9003 LED headlight bulbs to give your car a boost in style and performance.
Before 9003 LED Headlight Bulb Replacement
Items you'll need:
● New 9003 LED headlight bulbs
● Gloves
● Clean cloth or towel
● Flathead screwdriver
● Safety glasses (optional)
● A flashlight (optional)
● Gloves
● Clean cloth or towel
● Flathead screwdriver
● Safety glasses (optional)
● A flashlight (optional)
Estimate Time: The replacement process will take approximately 15-30 minutes.
Important notice:
● Ensure that the car engine is turned off and the keys are out of the ignition.
● Make sure the headlights are cool before touching them.
● Avoid touching the glass part of the new bulb with your bare hands.
● Make sure the headlights are cool before touching them.
● Avoid touching the glass part of the new bulb with your bare hands.
How to Replace 9003 LED Headlight Bulb (Step-by-Step)
Step 1: Open the Hood
Pop the hood of your car and secure it with the hood latch. Then locate the headlight assembly and you may need to remove the rubber cover that protects the back of your headlight.

Step 2: Remove the Old Bulb
You will need to disconnect the wire by gently pushing down on the clip and pulling the wire.

Next, locate the metal retaining clip that holds the bulb in place. Gently remove the clip by squeezing the sides to loosen it, and then pull it away from the bulb. Be careful not to force it as it can break, making it harder to replace.
Finally, pull out the old bulb and set it aside.

Step 3: Install the New Bulb
Seperate the ring of the LED 9003 headlight bulb and carefully insert the bulb into the slot of the headlight assembly. Be sure not to touch the glass part of the bulb with your bare hands.


Secure the bulb in place with the retaining clip or metal wire.
Reconnect the power connector to the back of the bulb.
Step 4: Reassemble the Headlight
Reattach any covers or parts that were removed earlier.
Close the hood of your car.
Close the hood of your car.
Step 5: Test the New Headlight Bulbs
After installing the two new LED 9003 LED headlight bulbs, test the new LED bulb by turning on your headlights. Check both the high and low beams to ensure that they are working correctly. You should also check the alignment of the headlight beam by shining it against a wall and making sure that it’s focused and not pointed too high or too low.