HomeElectrical, Lighting and Body > Lighting - ExteriorTYC 18-5978-01 Side Marker Light - Front Left
Part #: 18-5978-01

TYC 18-5978-01 Side Marker Light - Front Left

TYC Regular, Front Left
⚙️ 10 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦TYC Regular, Front Left
🚗Fitment: Jeep, Liberty
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of TYC Regular Front Left Side Marker Light

The TYC Regular 18-5978-01 side marker light is designed specifically for the front left position of Jeep Liberty models. This amber lens light enhances vehicle visibility and safety while maintaining OEM quality standards.

  • Compatible with Jeep Liberty front left side marker light replacement
  • Amber plastic lens and housing for durability and visibility
  • Halogen bulb type (bulb not included)
  • Screw-in attachment method for secure installation
  • Includes lens and housing components only

Product Features and Specifications

This side marker light features a plastic lens and housing, both designed to withstand typical road conditions while providing clear amber illumination. The halogen bulb type is standard for this application, though bulbs are not included with the part. The screw-in attachment method ensures a firm fit to the vehicle’s front left side. The part number 18-5978-01 corresponds to the front left side marker light, with the matching right side part number being 18-5977-01.

TYC Regular Product Line Details

The TYC Regular product line offers reliable replacement lighting components that meet or exceed OEM specifications. This line focuses on providing quality parts with standard materials such as plastic lens and housing, suitable for everyday driving conditions. The 18-5978-01 side marker light is part of this line, ensuring compatibility and consistent performance for Jeep Liberty vehicles.

Common Applications and Problem Resolution

  • Replacement for cracked or broken front left side marker light lens or housing
  • Restores amber side marker visibility for safety compliance
  • Fixes non-functioning or damaged side marker light assemblies
  • Improves vehicle appearance by replacing faded or discolored lenses
  • Ensures proper fitment for Jeep Liberty front left side marker light

Installation Notes and Tips

Installation requires removing the existing side marker light assembly and securing the new unit using the screw-in attachment method. Since bulbs are not included, ensure the existing halogen bulb is functional or replace it separately. Handle the plastic lens carefully to avoid scratches during installation.

Quality Assurance and Warranty

TYC Regular parts are manufactured to meet OEM standards for fit, form, and function. While specific warranty details are not provided here, TYC products typically come with a limited warranty against defects in materials and workmanship. Verify warranty terms with the supplier or manufacturer.

BrandTYC
Part Number18-5978-01
PositionTYC Regular, Front Left
Bulbs IncludedNo
Lens ColorAmber
Bulb TypeHalogen
Lens MaterialPlastic
Housing MaterialPlastic
Attachment MethodScrew-in
Hardware IncludedNo
Components IncludedLens and housing
Front Side Marker Light Bulb IncludedNo
Front Side Marker Light Bulb TypeHalogen
Other Side18-5977-01
PositionFront left

This part fits 10 vehicles. Search below:

YearMakeModelSubmodelBody TypePositionNotes
2007JeepLibertySportSport UtilityFront LeftOther Side: 18-5977-01; TYC Regular
2007JeepLibertyLimitedSport UtilityFront LeftOther Side: 18-5977-01; TYC Regular
2006JeepLibertyRenegadeSport UtilityFront LeftOther Side: 18-5977-01; TYC Regular
2006JeepLibertyLimitedSport UtilityFront LeftOther Side: 18-5977-01; TYC Regular
2006JeepLibertySportSport UtilityFront LeftOther Side: 18-5977-01; TYC Regular
2006JeepLiberty65th Anniversary EditionSport UtilityFront LeftOther Side: 18-5977-01; TYC Regular
2005JeepLibertyRocky Mountain EditionSport UtilityFront LeftOther Side: 18-5977-01; TYC Regular
2005JeepLibertySportSport UtilityFront LeftOther Side: 18-5977-01; TYC Regular
2005JeepLibertyRenegadeSport UtilityFront LeftOther Side: 18-5977-01; TYC Regular
2005JeepLibertyLimitedSport UtilityFront LeftOther Side: 18-5977-01; TYC Regular

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

This part directly replaces or is cross-referenced with the following part numbers:

55156883AB

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.