How to Replace Your 2017-2018 Hyundai Elantra Tail Light: A Complete DIY Guide

The tail light replacement process for your 2017-2018 Hyundai Elantra is a straightforward DIY repair that most home mechanics can tackle. While newer and older models may have different light assemblies, this guide provides a reliable framework for most sedan models.

Tools and Parts Required:

• 10mm socket and ratchet
• Rubber mallet
• Elantra Tail Light

Step-by-Step Replacement Guide:

1. Access and Initial Removal
   • Begin by locating the brake light cover access points
   • Gently remove the cover to expose the mounting hardware
   • Keep all small parts in a safe location
2. Disconnect Electrical Components
   • Locate and disconnect the main electrical connector
   • Remove two 10mm bolts securing the assembly
     
   • 
3. Remove Old Tail Light
   • If the assembly seems stuck, use your rubber mallet to carefully tap around the mounting prongs
   • Apply gentle, even pressure to avoid damaging the tail light assembly
   • Pull the old unit straight out once all fasteners are removed
4. New Tail Light Installation
   • Position the new replacement part carefully
   • Align the mounting prongs before pushing into place
   • Thread the electrical wiring through before fully seating the unit
5. Secure and Connect
   • Reconnect the electrical connector
   • Reinstall and tighten all 10mm bolts 
     
6. Final Assembly
   • Reinstall the brake light cover
   • Test all lighting functions before completing the job
   • Inspect for proper alignment and secure mounting

Pro Tips:

• Clean all mounting surfaces before installing the new unit
• Don't overtighten the mounting bolts
• Test all lighting functions: brake, turn signal, and running lights
• Double-check the weather sealing around the new assembly

Remember: The most crucial part of this repair procedure is ensuring you've purchased the correct OEM replacement or aftermarket parts for your specific model year.

Check out the installation video here:

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