How to Replace Rear Turn Signal Bulbs on a 2014-2023 Kia Forte (Step-by-Step)
Trunk access instructions, required tools/parts, bulb type tips, and testing steps for both sides
How to Replace Rear Turn Signal Bulbs on a 2014-2023 Kia Forte (Step-by-Step)
Trunk access instructions, required tools/parts, bulb type tips, and testing steps for both sides for 2014, 2015, 2016, 2017, 2018, 2023
đź”§ Forte - Rear Turn Signal Bulb Replacement
Your Forte’s rear turn signal bulbs sit inside the tail lamp housing and are accessed from inside the trunk. The job is mostly “twist-and-remove,” then swap the bulb and test the lights.
Difficulty Level: Beginner | Estimated Time: 0.3-0.7 hours
⚠️ Safety & Precautions
- ⚠️ Turn the ignition OFF and switch all exterior lights OFF before starting.
- ⚠️ Let the bulbs cool first; they can get hot and burn you.
- ⚠️ Don’t touch the glass of a bulb with bare fingers; skin oil can shorten bulb life.
- ⚠️ Support the trunk lid securely so it can’t drop while you’re working.
- 🔋 Battery disconnect is not required for this repair.
đź”§ Required Tools
You'll need the following tools for this repair:
- Nitrile gloves
- Safety glasses
- Flashlight
- Trim panel tool (plastic) (specialty)
- Small flathead screwdriver
🔩 Required Parts
HowToo sells all the parts you need for this repair:
- Rear turn signal bulb (amber) - Replace in pairs - Qty: 2
Assumption: Bulb type can vary by housing; match the new bulb to the old bulb you remove (same base and shape).
đź“‹ Before You Begin
- 🅿️ Park on level ground, shift to Park, and set the parking brake.
- đź§° Open the trunk and remove any cargo so you can see the trunk side panels clearly.
- 🔦 Have your flashlight ready; the bulb access area is dim.
🔨 Step-by-Step Instructions
Follow these steps in order:
Step 1: Access the tail lamp from inside the trunk
- Use your flashlight to locate the rear corner of the trunk (left side for driver-side lamp, right side for passenger-side lamp).
- Look for a small interior access cover/flap in the trunk liner behind the tail lamp area.
- If clips are holding the liner, use a trim panel tool (plastic) (specialty) to gently pry the push-clips out.
- If a clip is stubborn, use a small flathead screwdriver carefully to lift the clip center, then pull the clip out.
- Tip: Pry slowly to avoid cracking clips.
Step 2: Identify the turn signal bulb socket
- With the access opened, use the flashlight to find the bulb sockets going into the tail lamp.
- The turn signal socket is typically the one leading to the amber turn signal section (if your lens has an amber area) or the dedicated turn position in the housing.
- Wear nitrile gloves and safety glasses before handling the bulb and socket.
Step 3: Remove the bulb socket
- Grip the socket firmly and rotate it counterclockwise about 1/4 turn by hand.
- Pull the socket straight out of the tail lamp housing.
- If it’s tight, wiggle gently while pulling—don’t yank on the wiring.
Step 4: Remove the old bulb
- Use nitrile gloves to handle the bulb.
- If the bulb is a wedge type, pull it straight out of the socket.
- If the bulb has metal pins and a round base, press in slightly and twist counterclockwise to release it, then pull it out.
- Use the flashlight to compare the old bulb’s base to your replacement so you install the correct style.
Step 5: Install the new bulb
- Install the new bulb into the socket (push-in for wedge style, or press-and-twist clockwise for pin-base style).
- Make sure it seats fully and feels secure (no wobble).
- Tip: Don’t touch bulb glass with bare skin.
Step 6: Reinstall the socket into the tail lamp
- Insert the socket back into the housing, lining up the tabs.
- Twist clockwise about 1/4 turn until it locks in place.
Step 7: Test the turn signal before reassembling trim
- Turn the ignition to ON.
- Turn on the left and right turn signals (and hazards) and confirm the rear turn signal flashes correctly.
- If it doesn’t work, turn ignition OFF, remove the socket again, and re-seat the bulb firmly.
Step 8: Reinstall the trunk liner/access cover
- Reposition the trunk liner.
- Press the clips back in by hand; if needed, use the trim panel tool (plastic) (specialty) to align them first.
- If you lifted a clip center with a small flathead screwdriver, push the center pin back down to lock the clip.
âś… After Repair
- đź§Ş Re-test both rear turn signals and hazards with the trunk closed.
- đź‘€ Walk around the car and confirm the flash rate looks normal (not fast).
- đź§ą Put the old bulbs aside and recycle them if your local parts store accepts them.
đź’° DIY vs Shop Cost
Shop Cost: $60-$140 (parts + labor)
DIY Cost: $8-$30 (parts only)
You Save: $52-$110 by doing it yourself!
Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 0.3-0.7 hours.
🎯 Ready to get started?
HowToo makes it easy: same-day/2-day shipping on every part, plus all the tools and specialty tools you need! Check out the parts and tools sections below to add everything to your cart.
Guide for Turn Signal Light Bulb replace for these Kia vehicles
| Year Make Model | Sub Model | Engine | Body Style |
|---|---|---|---|
| 2023 Kia Forte | - | - | - |
| 2018 Kia Forte | - | - | - |
| 2017 Kia Forte | - | - | - |
| 2016 Kia Forte | - | - | - |
| 2015 Kia Forte | - | - | - |
| 2014 Kia Forte | - | - | - |


















