Depo 331-1974L-US Tail Light Assembly - Left Outer

Tail Light Assembly for Lincoln Navigator

This Depo tail light assembly is a direct-fit exterior lighting replacement for the left outer position on the 2003-2006 Lincoln Navigator. It is built for drivers replacing a damaged, faded, or non-functioning rear lamp on a Lincoln Navigator and looking for a part-number-matched solution.

Key Features

• Tail light assembly for the left outer rear position
• Fits 2003-2006 Lincoln Navigator, left outer
• OE reference: 3L7Z13405AA
• Cross-reference: FO2804102
• Depo part number 331-1974L-US for application matching

Application Details

Compatible with 2003, 2004, 2005, and 2006 Lincoln Navigator models in the left outer position. This Depo 331-1974L-US tail light assembly is intended for owners restoring rear lighting function and maintaining the original exterior lamp layout on the Lincoln Navigator.

Common Reasons for Replacement

• Cracked or broken tail lamp lens
• Water intrusion or internal moisture buildup
• Dim, intermittent, or non-working rear lighting
• Faded or worn exterior appearance
• Failed inspection due to rear lamp damage

Installation Notes and Tips

Verify the left outer position and compare the OE number 3L7Z13405AA before installation. Check connector alignment, lamp housing seating, and bulb function after mounting. Confirm the vehicle year and trim match the listed fitment for the Lincoln Navigator.

Quality Assurance

Depo manufactures replacement lighting components for vehicle-specific applications, and this part is cataloged for the confirmed 2003-2006 Lincoln Navigator left outer fitment.