Goopool Tail Light Assembly for GMC Sierra 1500 Denali (2016-2018) - Left Driver Side, OEM Fit & Waterproof

Goopool’s left (driver-side) tail light assembly is a direct-fit replacement designed to restore the rear lighting on 2016–2018 GMC Sierra 1500 Denali and compatible Sierra models with OEM-quality materials and plug-and-play installation.

When a cracked lens, failed LEDs, or damaged housing leaves your Sierra without a reliable tail light, this Goopool assembly provides a like-for-like replacement engineered to meet or exceed factory standards. Built from durable materials and sealed against water, dust and fog, the unit accepts the same electrical connections and mounting locations as the original for a fast swap without modifications.

How will this tail light fit my GMC Sierra?

The Goopool left tail light is made as a direct replacement for the driver side on compatible Sierra trucks. It matches the mounting points, connector type, and overall dimensions of the original equipment, ensuring straightforward alignment and fitment.

• Compatible years/models: 2016, 2017, 2018 GMC Sierra and GMC Sierra 1500; also fits 2019 Sierra 1500 Limited.
• Direct-replacement part numbers: replaces 84365930, 84233587, GM2800295.
• Driver-side (left) unit supplied — no additional parts required.
• Designed to match the factory housing and lens geometry for an OEM look.

What are the durability and quality features?

This assembly is manufactured from premium materials and undergoes testing to deliver long-term performance on the road. Sealing and corrosion resistance protect internal circuitry against the elements for dependable operation in varied conditions.

• Materials chosen for UV and corrosion resistance to maintain appearance over time.
• Fully tested to be waterproof, dustproof and fogproof for reliable protection.
• Shock-resistant construction helps withstand daily driving and minor impacts.
• Quality control procedures aim to meet or exceed OEM standards for fit and finish.

Is installation difficult and what comes in the box?

Installation is intended to be plug-and-play and requires no drilling or housing modification, so most owners can complete the swap with common hand tools. The replacement ships as a single driver-side tail light assembly ready to mount and connect to the factory wiring harness.

• Includes: 1 x driver-side (left) Goopool tail light assembly.
• Connector type matches factory harness — simply unplug the old unit and plug in the new one.
• Typical install time: depends on experience, often under one hour for experienced DIYers.
• Instructions: basic fitment guidance included; professional installation optional for peace of mind.

Who is this for? This Goopool left tail light assembly is ideal for GMC Sierra owners who need an exact-fit replacement for a damaged or aging driver-side rear lamp on 2016–2018 Sierra and 2019 Sierra 1500 Limited models. It suits DIY mechanics seeking a straightforward, plug-and-play swap as well as repair shops and fleet managers who require a durable, OEM-style part with verified fitment and tested environmental protection. If you want to restore proper rear lighting performance and original appearance without modifying your vehicle, this assembly delivers a practical, quality-driven solution.