How to Install: 2018-2026 Jeep JL Wrangler LED 3rd Brake Light

Form Lighting LED 3rd Brake Light Installed on 2018-2026 Jeep JL Wrangler
January 14, 2026
How to Install: 2018-2026 Jeep JL Wrangler LED 3rd Brake Light

The 2018-2026 Jeep JL Wrangler LED 3rd Brake Light adds a brighter, modern LED third brake light for improved visibility and a cleaner rear-end appearance. This installation guide will provide you with detailed instructions on how to install the 2018-2026 Jeep JL Wrangler LED 3rd Brake Light. Continue reading for step-by-step instructions below!

Table of Contents

Installation Tools

  • T40 Torx driver
  • T25 Torx driver
  • Phillips screwdriver
  • 21mm socket

Installation Instructions

Step 1 — Unlock the spare tire lock

Using a T40 Torx driver, rotate the spare tire lock to the unlocked position. The arrow indicator should point to the unlocked icon.

Step 2 — Remove the spare tire lock

Pull the spare tire lock off of the rear camera mount.

Step 3 — Remove the spare tire

Remove the spare tire lug nuts using a 21mm socket, then remove the spare tire from the tailgate.

Step 4 — Remove the rear cover screws

Remove the seven T25 Torx screws securing the rear cover to the third brake light mount. Keep track of screw lengths—there are five short screws and two long screws.

Step 5 — Remove the rear cover

Carefully remove the rear cover from the third brake light mount to access the factory third brake light assembly.

Step 6 — Remove the factory third brake light screws

Remove the two T25 Torx screws from the bottom of the factory third brake light.

Step 7 — Disconnect the factory connector

Depress the locking tab on the connector and pull to disconnect the factory third brake light wiring.

Step 8 — Install the LED third brake light

Install the 2018-2026 Jeep JL Wrangler LED 3rd Brake Light using the provided screws.

Step 9 — Connect the wiring

Plug the vehicle connector into the 2018-2026 Jeep JL Wrangler LED 3rd Brake Light connector until it clicks into place.

Step 10 — Reinstall the rear cover and test

Set the rear cover back onto the vehicle and test function. The third brake light should illuminate when the brake pedal is pressed. Once verified, reinstall the rear cover. (Tip: The longer screws are installed in the bottom-most holes.)

Step 11 — Reinstall the spare tire

Reinstall the spare tire and tighten the lug nuts securely.

Step 12 — Reinstall and lock the spare tire lock

Reinstall the spare tire lock and use a T40 Torx driver to lock it in place. Turn the arrow indicator to the locked icon.

The installation is now complete. Enjoy your new 2018-2026 Jeep JL Wrangler LED 3rd Brake Light!


Questions About the Installation?

If you have any questions about installing the 2018-2026 Jeep JL Wrangler LED 3rd Brake Light, contact us via our support page.

Where Can I Buy the 2018-2026 Jeep JL Wrangler LED 3rd Brake Light?

If you're ready to upgrade your 2018-2026 Jeep JL Wrangler with the 2018-2026 Jeep JL Wrangler LED 3rd Brake Light, visit FormLights.com or use our Dealer Locator to find a dealer near you.

Want to know more about Form Lighting products? Visit FormLights.com and subscribe to our newsletter for new product releases and more!

This Installation Guide is for the following SKU: FL0071

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