1. Remove the rear seat cushion assembly.
2. Remove the rear seat back assembly.
3. Slightly remove the rear door weather-strip.
4. Remove the rear door scuff trim.
5. Remove the rear pillar trim.
6. Remove the rear seat belt lower anchor.
7. Remove the rear package tray trim.
8. Remove the high mounted stop lamp after disengaging the mounting clip.
9. Install a new LED lamp.
Hyundai Sonata LF 2014-2019 Service Manual: Rear Seat Assembly Components and Components Location
Component Location
1. Rear seat cushion assembly2. Rear seat back assembly
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Hyundai Sonata LF 2014-2019 Service Manual: Brake Booster Components and Components Location
Components
1. Brake booster2. Reservoir3. Master cylinder4. Pin
[T-GDI ENGINE ONLY]
1. Vacuum pump2. Bracket
...