Cabin Light Mercedes GLE W166 Interior Roof Lamp Rear Black A1669066500

Visual condition of the part

The product shows signs of use visible in the photos.

Cabin Light Mercedes GLE W166 Interior Roof Lamp Rear Black is an original Interior Lighting component, designed for installation in the rear section of the headliner. The black color scheme harmonizes with the factory interior finish, and the use of an original module ensures stylistic consistency and full integration with the vehicle's electrical system.

Specifications and technical data

• SKU: A1669066500-2
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1669066500
• Substitutable numbers: A1669066500, A 166 906 65 00
• Location on the vehicle: Rear
• Color: Black
• Category: Interior Light Assemblies

Purpose and function in the vehicle

The presented rear roof lamp is a component of the Interior Lighting system in the Mercedes GLE W166, responsible for illuminating the rear passenger area. Its placement in the rear part of the headliner provides convenient access to light when entering, exiting, and during travel, improving the comfort of the interior.

The black color of the housing allows for an aesthetic integration of the lamp into the factory roof finish, without contrasts or material mismatch. As a result, replacing a worn or damaged element does not disrupt the stylistic consistency of the cabin.

Construction, color scheme, and interior integration

The lamp has been designed as an OEM component, which means it fits the factory mounting points and is compatible with the original electrical harness. The black housing forms a uniform whole with the headliner and the rear roof trim elements, while the properly selected body geometry ensures stable seating in the mounting hole.

Such a solution minimizes the risk of looseness, rattles, or unwanted vibrations while driving. At the same time, the lamp's construction is optimized for even light distribution in the rear of the cabin, which translates into clear, comfortable illumination without excessive glare for passengers.

Performance parameters and benefits of using an original part

Using an original rear roof lamp in the Mercedes GLE W166 allows for maintaining the factory functionality of the interior lighting system, including cooperation with central control, delayed dimming logic, and operating modes associated with door opening. This is particularly important in premium class vehicles, where the consistent operation of all modules affects the overall user experience.

Key benefits include, among others:

• secure fit to the headliner and factory mounting brackets,
• preservation of uniform interior aesthetics thanks to the black color scheme,
• proper cooperation with the electrical installation and lighting control,
• stable mounting that limits unwanted noises while driving.

The used nature of the item allows for an economical replacement while maintaining the manufacturer's original specifications, which is beneficial both in technical and cost terms.

Condition, installation, and service application

The offered rear roof lamp comes from disassembly and is intended as a replacement for a damaged or non-functional module in the Mercedes GLE W166. Thanks to the factory design, the installation is similar to plug-and-play, without the need for modifications to the headliner or electrical installation, provided the vehicle is factory-equipped for this type of element.

This solution will work well both in standard service replacement and during interior refurbishment work, e.g., after body repairs or interference with the headliner. Using an original component reduces the risk of compatibility issues that often arise when using low-quality replacements.

If you are planning a comprehensive repair or upgrade of the interior lighting zone in your Mercedes and need other elements from the same group, such as roof lamps, ambient lighting modules, or passenger area lighting, check the available parts in the Mercedes Interior Lighting category.

More about selecting lighting in premium vehicles

When working on interior and exterior lighting, it is worth paying attention to the compatibility of elements with the factory installation and the quality of the components used. For users interested in a broader context of selecting and replacing lighting elements in premium cars, the following guide material may be useful: See more and better – a complete guide to selecting and replacing used LED and Xenon headlights. Although it mainly concerns external headlights, it addresses important issues related to original OEM parts and their impact on the safety and functionality of lighting.