Article

Installation Guide for 07-13 GMC Sierra LUXX-Series LED Tail lights

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THIS GUIDE IS FOR​

ALPHAREX specializes in designing and producing superior and uniquely stylish aftermarket automotive performance lighting with unrival innovative technology. The following installation guide we take you through the installation of your new ALPHAREX HEADLIGHTS for your GMC Sierra step by step.

NOTE: Some vehicle require the DRL harness installed for the headlight to function properly.

Do NOT use dielectric or any type of weather sealing grease on connectors or sockets.
Doing so will result in connection problems and will not be covered under warranty. Please click HERE for further explanation.

Table of Contents

Disclaimer: This installation article is a tutorial guide. By reading this article, you agree it is for reference only and AlphaRex USA and its distributors make no guarantee on the finished results. Under no circumstances whatsoever shall AlphaRex USA nor its distributors be liable for any damage, misuse or personal injuries. If you do not fully understand the installation procedure, it is highly recommended that you seek help from professional mechanics to do the installation.

INSTALLATION TOOLS

Pick Tools
Plastic Panel Popper
Power Tool
Phillips Screwdriver

NOTE: Whenever using a power tool, please make sure do not overtighten the screws.

PART I - REMOVE HEADLIGHTS

REMOVE TAIL LIGHTS SCREWS

Open the trunk gate and start by removing the tail light’s screws.

Remove the top and bottom screws from each side of the tail lights.

Gently remove the tail lights by pulling outward.

UNPLUG THE LIGHTS SOCKETS

Before removing the tail lights, it is necessary to remove the entire wiring and unplug the sockets from the junction block located under/behind the driver’s side rear bumper.

Remove the driver’s side tail light socket (Top) and remove the passenger’s side tail light socket
(Bottom).

REMOVE THE WIRING AND THE TAIL LIGHTS

To remove the wiring, use a pick tool to unclip the cable clips as shown from the pictures below.

Remove the light sockets from the tail light assembly and pull the entire wiring for complete removal. Please follow the same steps for the other side of the tail light.

PART II - INSTALL HEADLIGHTS

ROUTE & PLUG THE TAIL LIGHTS WIRING

Begin by guiding the new ALPHAREX tail light wiring connector towards the junction block and install the tail light assembly into the vehicle.

Secure the tail light into the vehicle by using two screws to fasten it in place.
Please follow the same steps for the other side of the tail light.
NOTE: Whenever using a power wrench, please make sure do not overtighten the screws.

Route the tail lights’ wiring to the junction block by following the reverse of the removal process.
Plug the driver’s side socket into the top slot and the passenger’s side socket into the bottom slot.
DO NOT USE DIELECTRIC GREASE!

COMPLETE INSTALLATION

Congratulations! you have completed the installation for ALPHAREX 07-13 GMC Sierra LUXX-Series LED tail lights.

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