HomeElectrical, Lighting and Body > Lighting - ExteriorDepo 331-1422L-AC Side Marker Light Assembly - Front Left
Part #: 331-1422L-AC

Depo 331-1422L-AC Side Marker Light Assembly - Front Left

Front Left
⚙️ 4 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mercury, Mountaineer
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Reliable Side Marker Light Assembly for Mercury Mountaineer

The Depo 331-1422L-AC side marker light assembly is designed specifically for Mercury Mountaineer models, providing a precise fit and consistent performance. This exterior lighting component ensures your vehicle maintains proper visibility and safety on the road.

Key Features of Depo 331-1422L-AC Side Marker Light

  • Compatible with Mercury Mountaineer vehicles
  • Durable construction for long-lasting use
  • Direct replacement for factory side marker light assembly
  • Designed to meet OEM specifications
  • Part number 331-1422L-AC ensures exact fitment

Detailed Description of the Side Marker Light Assembly

The Depo 331-1422L-AC side marker light assembly is engineered to match the original equipment standards for Mercury Mountaineer models. This part provides reliable illumination to the vehicle’s exterior, enhancing visibility during low-light conditions and signaling your vehicle’s presence to other drivers. Manufactured with quality materials, this side marker light assembly offers resistance to weather and road conditions, helping maintain its functionality over time. The precise fitment reduces installation time and ensures seamless integration with your vehicle’s lighting system.

Common Uses and Issues Addressed

  • Replacement for cracked or broken side marker lights on Mercury Mountaineer
  • Restores proper exterior lighting compliance
  • Improves vehicle visibility and safety during night driving
  • Fixes malfunctioning or non-illuminating side marker lights
  • Maintains the original appearance of the vehicle’s exterior lighting

Installation Notes and Tips

When installing the Depo 331-1422L-AC side marker light assembly, ensure the vehicle is turned off and the lighting circuit is disconnected to avoid electrical issues. The part is designed for direct replacement, so no modifications should be necessary. Align the assembly carefully with the mounting points on the Mercury Mountaineer to secure a proper fit. Verify the light functions correctly after installation before driving.

Quality Assurance and Warranty Information

Depo side marker light assemblies are manufactured to meet or exceed OEM standards, providing dependable performance for Mercury Mountaineer vehicles. While specific warranty details for part number 331-1422L-AC are not provided here, Depo products typically come with a limited warranty against defects in materials and workmanship. Consult the product documentation or supplier for exact warranty terms.

This part fits 4 vehicles. Search below:

YearMakeModelPositionNotes
2005MercuryMountaineerFront LeftFO2550140C; OEM: 5L9Z15A201BA
2004MercuryMountaineerFront LeftFO2550140C; OEM: 5L9Z15A201BA
2003MercuryMountaineerFront LeftFO2550140C; OEM: 5L9Z15A201BA
2002MercuryMountaineerFront LeftFO2550140C; OEM: 5L9Z15A201BA

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.