Lathsy Tail Light for GMC Sierra 1500 / 2500HD Passenger Side (2014–2015) - Direct-Fit Halogen, OE Replacement

If the original passenger-side rear lamp on your GMC Sierra is cracked, fogged, or simply not performing, this Lathsy replacement tail light restores factory-style looks and functions using a halogen bulb setup and direct plug-and-play wiring. Built to match the original equipment form and mounting points, it offers a fast swap for technicians or DIYers comfortable with basic vehicle lighting replacement.

How does this Lathsy tail light match my GMC’s original part?

This unit is manufactured to align with the OEM shape, mounting tabs, and connector type so it installs where the factory tail light sits. The housing, lens layout, and bulb locations mirror the original, ensuring compatibility with the vehicle’s wiring and bumper fitment.

• Replaces OE part number 23424738 for Sierra 1500
• Fits 2014–2015 GMC Sierra 1500 and 2015 Sierra 2500HD/3500HD
• Same mounting points and connector style as factory unit

How easy is installation and what’s included?

Installation is straightforward for most people who have removed factory tail lights before: the assembly plugs into the existing socket and secures with the same bolts. No printed instruction leaflet is provided, so a short online tutorial or professional installer is recommended if you’re unfamiliar with tail-lamp replacement.

• Direct plug-and-play bulb and wiring—no splicing required
• Ships with the halogen bulb pre-installed in the assembly
• Recommended to view install video or use a professional for first-time installers

Will this tail light hold up to weather and road conditions?

The assembly includes sealed housing features to reduce the risk of moisture intrusion, fogging, and corrosion that can affect lighting performance. Robust sealing and quality lens material help maintain clarity and function through rain and winter conditions.

• Engineered seals to keep water and fog out of the lens
• Durable housing materials for long-term exposure resistance
• Factory-style venting and drainage to limit condensation

What if the unit arrives damaged or doesn’t work?

Lathsy stands behind its products with a replacement policy for items damaged in transit or found defective on arrival. Contact customer service with photos and order details to request a replacement unit quickly.

• Replacement offered for shipping damage or non-working parts
• Keep order number and photo documentation for faster support
• Warranty and return instructions available from the seller

Who is this for: drivers and mechanics seeking a reliable, OEM-form replacement passenger-side tail light for 2014–2015 GMC Sierra 1500 and 2015 Sierra 2500HD/3500HD models. It’s intended for owners who want a like-for-like halogen assembly that installs with existing wiring and hardware, and for repair shops that need a cost-effective replacement part consistent with factory fit and finish.