TYC 18-6258-00 Side Marker Light Assembly - Front Left

Front Left Side Marker Light for Encore GX

Restore the front left exterior lighting on your Buick Encore GX with this TYC side marker light assembly. TYC 18-6258-00 is a complete assembly with an amber lens and integrated LED bulb for a direct replacement on the front left side.

Compatible with 2020-2025 Buick Encore GX, front left, this TYC Regular lighting assembly is built for drivers replacing a damaged, faded, or non-functioning side marker on the vehicle’s exterior lighting system. The part number 18-6258-00 is also a useful reference when matching the correct front left application.

Key Features

• Complete side marker light assembly for the front left position
• Amber lens color for exterior marker light visibility
• LED bulb type included
• Snap-in attachment method for OE-style mounting
• Lens material: PMA plastic
• Housing material: PC plastic
• Other side reference: 18-6257-00
• Cross-reference part numbers: 42716025, GM2550209

Product Details

TYC Regular 18-6258-00 is a front left side marker light assembly for the Buick Encore GX. It includes the bulb and comes as a complete assembly, which helps simplify replacement of the exterior marker lamp on 2020-2025 Buick Encore GX models. The amber lens and LED lighting configuration match the needs of a front side marker light application, while the snap-in design supports a clean OE-style fit.

TYC Regular is the brand line for standard replacement lighting components from TYC, focused on direct-fit exterior lighting parts for common repair and maintenance needs. If you are searching for a 2020-2025 Buick Encore GX front left side marker light assembly or TYC 18-6258-00, this part is the correct fitment reference for that application.

Common Replacement Reasons

• Cracked or broken front side marker lens
• Dim, failed, or non-working LED marker light
• Faded amber lens affecting exterior appearance
• Damage from minor impact or road debris
• Need to replace the front left marker lamp on a Buick Encore GX

Installation Notes

Install at the front left position only on 2020-2025 Buick Encore GX models. The snap-in attachment method is designed for direct replacement of the existing side marker light assembly. Verify connector condition and mounting points before installation, and compare the part number 18-6258-00 with the removed lamp to confirm the correct side.

Quality Assurance

This TYC lighting assembly is built as a complete replacement part for exterior marker light service. Confirm fitment by vehicle year, make, model, and position before installation. Part number 18-6258-00 is the key identifier for this front left Buick Encore GX application.