Goopool Right LED Tail Light Assembly for 2016-2018 GMC Sierra 1500 Denali — Direct-Fit, Waterproof

Goopool right-side LED tail light assembly is a direct-fit replacement for 2016–2018 GMC Sierra and 2019 Sierra 1500 Limited models, built to match OEM fit and finish.

This replacement passenger-side tail lamp replaces GMC part numbers 84365931 and 84233588 and is crafted from durable materials to withstand road conditions. It’s engineered to be waterproof, dustproof and corrosion-resistant, and arrives as a plug-and-play unit to simplify installation for owners and technicians. The assembly is designed and tested to meet or exceed original equipment standards so you can restore lighting performance and appearance without modifying the vehicle.

What vehicles is this tail light compatible with?

This right passenger tail light is compatible with multiple Sierra model years and trims. Verify your VIN or existing part number before ordering to ensure a correct match.

• Fits: 2016, 2017, 2018 GMC Sierra and GMC Sierra 1500 models
• Also fits: 2019 GMC Sierra 1500 Limited
• Direct replacement for part numbers 84365931 and 84233588
• Passenger-side (right) assembly only; sold as one piece

How reliable is the Goopool tail light under everyday driving conditions?

The assembly is manufactured from premium components and subjected to performance testing to resist common environmental stressors. Seals and finishes are designed to keep moisture and debris out, and UV-stable materials preserve lens clarity over time.

• Waterproof and dustproof construction reduces fogging and corrosion
• UV-resistant lenses help prevent yellowing and fading
• Shock-resistant housing built for vibration on highways and rough roads

Will installation require modifications or professional help?

Installation is intended to be straightforward: this unit is plug-and-play and designed to mate with factory connectors and mounting points. Most owners can install it using basic tools, but a professional installer can ensure exact alignment and sealing if desired.

• No drilling or cutting required when replacing the matching OEM assembly
• Includes the full passenger-side tail light assembly—no separate bulbs or wiring pigtails needed
• Recommended: verify connector fit and torque mounting fasteners to factory specs

What warranty or support can buyers expect after purchase?

Goopool stands behind the quality of this tail light assembly and offers customer support for issues discovered after delivery. If the product has a confirmed manufacturing defect, replacement options are available to protect your purchase experience.

• Quality tested to meet or exceed OEM standards
• Customer support available for defective or damaged items
• Instructions and return/replacement process provided by the seller

Who is this for: This right-side Goopool tail light assembly is ideal for GMC Sierra owners, body shops and mechanics seeking a reliable, OEM-compatible replacement for a damaged or worn passenger tail lamp. It suits anyone who wants the correct fitment for 2016–2018 Sierra and 2019 Sierra 1500 Limited models without aftermarket modification, offering an easy install and engineered durability for daily driving.