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Recommended 4-Way Wiring Harness for a 2023 Kia Telluride X-Line  

Updated 01/22/2026 | Published 01/21/2026

Question:

My motorcycle trailer is older and has regular light bulbs. What wiring harness do I need for my 2023 Telluride SV XLine?

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Expert Reply:

Hey Larry, thanks for the information! To add a 4-way wiring harness to your 2023 Kia Telluride X-Line you'll need the Curt item # C29ZV. This T-Connector plugs directly into the wiring harness behind your rear tail lights. Since your trailer has regular light bulbs you won't have to worry about compatibility issues. It's the LED trailer lights that often times require resistors like item # P230004A-2 to work with newer vehicles.

I saw you were looking at our etrailer hitch item # e45ZR. It is custom fit for your 2023 Kia Telluride X-Line. It has a 2" receiver and a 5,000 lbs towing capacity.

I recommend using the No-Drill Mount for Electrical Mounting Bracket - Short item # 18140 and the item # C42CR bracket. to secure the 4-way connector to your hitch. This will put it in an easy to reach spot and prevent the risk of it falling onto the road.

I've linked installation videos below for both parts so you can see how to get them installed.

What kind of motorcycle do you have?

You can add this information, along with any other questions you have, where it says Add Comment.

expert reply by:
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Jerred H
C29ZV
C29ZV
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Larry A. profile picture

Larry A.

1/22/2026

I'll buy the C29ZV kit. My 12' trailer hauls up to two of my bikes: a 2000 Triumph Legend TT (my "new" bike); or my '75 Norton Commando; or my '65 Triumph Bonneville. The aftermarket 2" hitch was on the car when we bought it a month ago. Thanks for your help.

Jerred H. profile picture
Etrailer Expert

Jerred H.

1/22/2026

@LarryA Sounds good! The Curt item # C29ZV is exactly what you need. Congrats on the new bike and your new SUV! Those bikes look like a lot of fun. You're welcome! Let me know if you have any more questions or need help down the road.

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