GMC 3678577 Rear Clerance Lamp Led Lightbar

( Manufacturer Part Number: 3678577 ), ( Warranty: 90 Day ), ( Genuine Oem: No ), ( Interchange Item Code: 176 ), ( Type: Center High Mount Stop Light )

Review GMC Rear Clerance Lamp Assembly Led Lightbar fits SIERRA 3500 2015–2019

GMC 3678577 Rear Clearance Lamp LED Lightbar for 2015-2019 Sierra 3500

Experience enhanced visibility and a bold, stylish upgrade for your GMC Sierra 3500 with the GMC 3678577 Rear Clearance Lamp LED Lightbar. Designed specifically for 2015-2019 Sierra 3500 models, this premium LED lightbar seamlessly integrates with your vehicle, delivering a perfect fit and finish.

Crafted from high-quality materials, this lightbar boasts a durable, weather-resistant construction that can withstand the rigors of daily use and various weather conditions. Its IP67 rating ensures it is protected against dust and water, making it an ideal companion for off-road adventures.

Featuring 18 powerful, energy-efficient LED lights, this lightbar offers a bright and consistent light output. The LED lights are designed to last up to 50,000 hours, providing you with years of reliable service. The lightbar's wide beam angle ensures optimal coverage, improving your visibility in low-light conditions and making it easier to navigate through tight spaces or difficult terrain.

Installing the GMC 3678577 Rear Clearance Lamp LED Lightbar is a straightforward process, thanks to its plug-and-play design. It connects directly to your vehicle's wiring harness, eliminating the need for additional modifications or wiring. The lightbar also includes an adjustable bracket, allowing for easy angle adjustment to suit your specific needs.

In addition to its practical benefits, the GMC 3678577 Rear Clearance Lamp LED Lightbar adds a sporty, modern touch to your Sierra 3500. Its sleek, aerodynamic design enhances the overall appearance of your vehicle, making it stand out from the crowd.

Upgrade your GMC Sierra 3500 with the GMC 3678577 Rear Clearance Lamp LED Lightbar. Enjoy improved visibility, durability, and style with this high-quality accessory. Make your drive safer and your Sierra 3500 more distinctive with this exceptional LED lightbar.

1. Enhanced Visibility: The LED lightbar provides superior brightness and clarity, improving your visibility in low-light conditions and helping you see obstacles more easily.

2. Durability: LED lights are known for their longevity. They are less likely to burn out compared to traditional bulbs, reducing the need for frequent replacements.

3. Aesthetic Appeal: The sleek and modern design of the lightbar can give your Sierra 3500 a more aggressive and stylish look.

4. Energy Efficiency: LED lights consume less power than traditional bulbs, which can help reduce your vehicle's electrical load and potentially improve fuel efficiency.

1. Cost: While LED lights are more energy-efficient in the long run, they can be more expensive upfront compared to traditional bulbs.

2. Potential Compatibility Issues: Ensure the lightbar is compatible with your specific model year of the Sierra 3500. Improper installation could lead to electrical issues or damage to the vehicle.

3. Brightness May Be Distracting: The increased brightness of the LED lightbar could potentially be distracting to other drivers, especially if not aimed correctly.

The GMC 3678577 2015-2019 Sierra 3500 Rear Clearance Lamp LED Lightbar offers improved visibility, durability, and aesthetic appeal. However, it comes with a higher initial cost and potential compatibility issues. If you prioritize visibility and are willing to invest in a long-term solution, this lightbar could be a worthwhile addition to your vehicle. Ensure to purchase from a reputable source and have it properly installed to avoid any potential issues.

I would recommend researching various LED lightbar options to find one that fits your specific needs and budget. Read customer reviews and ensure the lightbar is compatible with your Sierra 3500 model year. Installation should be done by a professional to avoid any potential electrical issues or damage to the vehicle.

Details:

Part number: 15248604. Every part is cleaned, tested and inspected by experts. Original parts mean a perfect fit. All parts are covered by warranty.

Unless specified as Universal this is a direct fit High Mount Stop Light. This part fits vehicles made in the following years 2019. Parts go back into cars rather than landfill.

specifications lightinglam:

• for models: 3500, Sierra
• for makes: Gmc
• for years: 2015-2019
• mpn: 3678577
• warranty: 90 Day
• genuine oem: No
• interchange item code: 176
• type: Center High Mount Stop Light

offer lightinglam:

• started: November 20, 2025
• availability: In Stock
• quantity: 1
• sold: 0
• options: Ship-to-home
• best offers: True

shipping lightinglam:

• transit: 4-8 Days
• cost: $0.00
• type: Fixed
• service: UPS Ground
• class: Standard
• carrier: UPS

general lightinglam:

• Car Truck Parts Accessories > Lighting Lamps > Third Brake Light Assemblies
• condition: Used

returns lightinglam:

• policy: Returns Accepted
• paid by: Buyer
• time: 30 Days

payments lightinglam:

• credit card: Visa
• wallet: Apple-pay
• other

seller lightinglam:

• # reviews: 330
• rating: 100.0%
• city: Grants Pass, Oregon

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