Goopool Tail Light Assembly for GMC Sierra 1500 Denali Left Driver-Side 2016-2018 - Direct Fit, Waterproof

Left (driver-side) tail light assembly engineered to replace OEM units on 2016–2018 GMC Sierra 1500 Denali models, restoring rear lighting performance and fitment.

This Goopool driver-side tail light assembly is a direct-fit aftermarket replacement made from premium materials and tested to meet or exceed OEM quality standards. It’s designed to swap into compatible GMC Sierra pickups without drilling or modification, providing a waterproof, dustproof and UV-resistant solution that matches factory geometry and mounting points.

Will this tail light fit my GMC Sierra 1500 Denali?

If your vehicle is a 2016, 2017, or 2018 GMC Sierra or Sierra 1500 — including the 2019 Sierra 1500 Limited — this left-side assembly is listed as compatible. The unit is built to match original mounting locations and electrical connections so it aligns with commonly used OEM part numbers.

• Compatible years: 2016, 2017, 2018 GMC Sierra; 2016–2018 Sierra 1500; 2019 Sierra 1500 Limited.
• Replaces OEM numbers: 84365930, 84233587, GM2800295 for left/driver side units.
• Designed to align with factory brackets and harnesses for direct replacement.

How reliable is the Goopool tail light compared to OEM?

The assembly is manufactured from durable materials and undergoes quality checks intended to meet or exceed original equipment standards. It is tested for common environmental stresses so it resists water ingress, dust, fogging, UV exposure and corrosion in everyday driving conditions.

• Waterproof and dustproof construction to help prevent internal condensation and damage.
• UV- and corrosion-resistant finishes to preserve appearance and function.
• Quality-controlled production and testing to ensure consistent fit and electrical operation.

Is installation difficult—what tools or changes are required?

Installation is designed to be straightforward and mostly plug-and-play, requiring no cutting, drilling or body modification. Basic hand tools typically used for tail light removal are sufficient, and the assembly reuses the factory connector for a clean electrical fit.

• Plug-and-play electrical connector—no splicing required.
• No drilling or body modifications needed; uses factory mounting points.
• Typical install time: short, depending on experience; basic hand tools recommended.

What comes in the box and what after-sales support is available?

The package includes one left (driver-side) tail light assembly. Goopool offers customer support for product issues, with options for replacement if the unit arrives defective or exhibits quality problems under normal use.

• Includes: 1 pc driver-side tail light assembly for GMC Sierra models listed above.
• Support: replacement options available for verified quality issues; contact seller for warranty help.
• Packaging: shipped to protect finish and lens from shipping damage.

Who this product is for: drivers and owners of 2016–2018 GMC Sierra and 2019 Sierra 1500 Limited trucks who need a reliable, factory-fit left-side tail light replacement without dealership lead times. It’s ideal for DIY mechanics, fleet maintenance managers, and anyone restoring rear exterior lighting to original appearance and function while keeping installation simple and cost-effective.