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 Required:

• 10mm socket and ratchet
• Rubber mallet

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 out the installation video here:

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