FOMIUZY GMC Yukon/Yukon XL Rear LED Taillight Assembly Pair 2015–2020 Direct-Fit Factory-Tested

FOMIUZY replacement rear LED taillight assemblies (left driver and right passenger) are direct-fit, factory-tested units engineered to replace the OEM 84536242/84536243 set on 2015–2020 GMC Yukon and Yukon XL models.

These complete rear light assemblies bring back full brake, turn signal, running light and reverse lamp functions without needing wiring modifications. Built from reinforced materials and factory-tested to match original equipment standards, the pair arrives ready to swap in for the worn or damaged factory units. Check the OEM numbers before ordering to ensure compatibility with your specific submodel (Denali, SLE, SLT) and model year.

Will these taillights fit my GMC Yukon or Yukon XL?

They are designed as a direct replacement for many Yukon/Yukon XL model years and submodels, matching OE mounting points and connectors. Confirm fitment by comparing the listed OE numbers or the current part on your vehicle before purchase.

• Compatible years: 2015–2018 Yukon & Yukon XL (Denali, SLE, SLT)
• Also fits: 2019–2020 Yukon and Yukon XL
• OE numbers: 84536242, 84536243, GM2800268, GM2801268, 23380459, 23380460
• Sold as a left (driver) and right (passenger) rear assembly pair

How do these replacements compare to the original equipment?

Each FOMIUZY assembly is produced to meet or exceed OEM standards and undergoes factory testing for fit and function. Materials are chosen for durability, and the assemblies include the same lighting functions as the factory units.

• Factory-tested for proper electrical and optical performance
• Durable, reinforced housing resists corrosion and impact
• No cutting or splicing required—uses factory connectors
• Includes running, brake, turn signal and reverse lights

What installation and maintenance should I expect?

Replacement is straightforward for anyone familiar with basic rear lighting swaps: remove the old assembly, unplug factory connectors, and secure the new unit in place. Routine checks keep connections tight and lenses clear to maintain visibility and longevity.

• Direct bolt-on installation—matches OEM mounting points
• No additional wiring harnesses required for most installations
• Clean lens and check seal integrity periodically to prevent moisture
• If unsure, have a professional installer verify fitment and operation

What warranty and after-sales support does FOMIUZY provide?

FOMIUZY stands behind these taillight assemblies with lifetime warranty service and customer support. If you encounter a defect or failure, contact the seller for guidance and replacement under warranty terms.

• Lifetime warranty coverage against manufacturing defects
• Factory-tested products to reduce fitment issues on arrival
• Customer service response typically within 24 hours (excluding weekends/holidays)
• Save compared to dealer pricing while preserving OE-style functionality

Who is this for: This FOMIUZY rear taillight pair is intended for GMC Yukon and Yukon XL owners (2015–2020) who need a full, direct-fit replacement of damaged, faded, or non-functioning rear lighting assemblies. It suits DIY installers familiar with vehicle light swaps and professional repair shops seeking an OE-compatible, cost-effective alternative to dealer parts. Always verify the OEM part numbers on your existing assemblies before purchase to ensure an exact match.