How to Replace Rear Turn Signal Bulbs on a 2016 Kia Forte (7440A/7440NA)
Step-by-step trunk access instructions, required tools/parts, safety tips, and testing checklist
How to Replace Rear Turn Signal Bulbs on a 2016 Kia Forte (7440A/7440NA)
Step-by-step trunk access instructions, required tools/parts, safety tips, and testing checklist


š§ Forte - Rear Turn Signal Bulb Replacement
Your Forteās rear turn signal bulbs are inside the tail light housings and are accessed from inside the trunk. Youāll remove a small trunk liner cover, twist out the bulb socket, and swap the bulb.
Difficulty Level: Beginner | Estimated Time: 0.3-0.7 hours
ā ļø Safety & Precautions
- ā ļø Turn the lights OFF and remove the key before starting.
- ā ļø Let bulbs cool firstāincandescent bulbs can burn you.
- ā ļø Wear gloves and avoid touching the glass bulb with bare fingers (skin oils can shorten bulb life).
- ā ļø No battery disconnect is required for this repair.
š§ Required Tools
You'll need the following tools for this repair:
- Safety glasses
- Nitrile gloves
- Flashlight
- Plastic trim removal tool (specialty)
š© Required Parts
HowToo sells all the parts you need for this repair:
- Rear turn signal bulb (amber, 7440A/7440NA equivalent) - Qty: 2
Assumption: Most Forte sedans use an amber 7440-type rear turn bulb.
š Before You Begin
- š æļø Park on level ground and set the parking brake.
- š§° Open the trunk and remove any cargo so you can work comfortably.
- š” Make sure the turn signals and hazards are switched OFF.
šØ Step-by-Step Instructions
Follow these steps in order:
Step 1: Access the tail lamp service area
- Open the trunk and pick the side youāre replacing first (left or right).
- Use a flashlight to find the small access cover in the trunk liner behind the tail light.
- Use a plastic trim removal tool (specialty) to gently pop open/remove the access cover (a trim tool is a plastic pry tool that helps you remove panels without damaging them).
Step 2: Remove the rear turn signal bulb socket
- Look for the socket that corresponds to the turn signal (typically the amber/turn position in the tail lamp).
- Grip the socket firmly and rotate it counterclockwise about 1/4 turn to unlock it, then pull it straight out.
Step 3: Replace the bulb
- Put on nitrile gloves.
- Pull the old bulb straight out of the socket.
- Push the new rear turn signal bulb (amber) straight into the socket until itās fully seated.
- Tip: If it feels loose, reseat it.
Step 4: Reinstall the socket and trunk liner cover
- Insert the socket back into the tail lamp housing, making sure the tabs line up.
- Rotate the socket clockwise about 1/4 turn until it locks.
- Reinstall the trunk liner access coverāpress it in until it clicks/feels secure.
Step 5: Repeat on the other side
- Repeat Steps 1ā4 on the opposite tail light so both bulbs match brightness and color.
ā After Repair
- ā Turn the ignition to ON and test both rear turn signals.
- ā Turn on the hazards and walk around the car to confirm both rear turn signals blink evenly.
- ā If a bulb doesnāt work, remove it and reseat it fully in the socket.
š° DIY vs Shop Cost
Shop Cost: $50-$120 (parts + labor)
DIY Cost: $10-$30 (parts only)
You Save: $40-$90 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.
šÆ 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.
















