2023 Kia K5
Not enough comparison years on file yet for a fair verdict.
This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.
- Complaints
- 108
- Recalls
- 4
- Investigations
- 1
- Top problem
- Fuel/propulsion system
Campaigns on file for 2023
Opened by NHTSA
38% of complaints
Complaints per year
2023: 108 complaints
View as data table
| Year | Complaints |
|---|---|
| 2021 | 168 |
| 2022 | 127 |
| 2023 | 108 |
| 2024 | 31 |
| 2025 | 54 |
| 2026 | 14 |
Known problem areas
Percentages can add to more than 100% — a complaint can name more than one system.
Fuel/propulsion system
38% · 41 reportsShow complaint excerpts
I was driving and it was a loud noise. My son flew up with seat belt on hit his head on roof , gas tank blew up / or swelled up and my back seat is sitting about 10-12 inches above then normal. Very scary and…
NHTSA ODI report, 2024-07-17
Fuel Tank has expanded and is in danger of exploding due to heat from exhaust system.
NHTSA ODI report, 2026-10-19
I am filing this complaint regarding the handling of a fuel tank recall involving my 2023 Kia K5 GT-Line. On September 29, 2026, I brought my vehicle to Kia Rockwall in Rockwall, Texas, after being informed of an issue related to a fuel tank recall.
NHTSA ODI report, 2026-10-08
Structure
13% · 14 reportsMost commonly citing body and trunk lid.
Show complaint excerpts
Back number was replaced
NHTSA ODI report, 2024-03-25
Engine
12% · 13 reportsShow complaint excerpts
I bought a 2023 Kia K5 GT vehicle as a CERTIFIED PREOWNED from Rick Case KIA Sunrise, FL. I paid $30,000.00 + an extended warranty for about $4,000.00, traded in my vehicle (for $9,000.00) and put a down payment of $5,000.00.
NHTSA ODI report, 2026-10-19
Fuel system, gasoline
11% · 12 reportsShow complaint excerpts
The contact owns a 2023 Kia K5. The contact stated that while driving at 65 MPH in hot weather, a loud popping sound came from underneath the vehicle. The vehicle lost motive power. The check engine warning light was illuminated.
NHTSA ODI report, 2025-02-21
Power train
10% · 11 reportsSafety timeline
4 recalls · 1 investigation · oldest first
To check one car, enter its VIN on the NHTSA recall page. Check a VIN →
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2022-09-12Defect petitionClosed 2023-12-12 Loss of Motive Power
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2022-12-09Power train22V760000 Kia Motors, Inc. (Kia) is recalling certain 2021-2022 Sorento and 2021-2023 K5 vehicles.
Remedy: Dealers will inspect and replace the transmission, as necessary. Dealers will also update the transmission control unit software. All repairs will be performed free of charge. Owner notification letters were mailed December 9, 2022.
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2023-04-07Air bags23V149000 Kia America, Inc. (Kia) is recalling certain 2021-2023 K5 vehicles. The side curtain air bags may have been installed incorrectly, causing them not to deploy properly in the event of a crash.
Remedy: Dealers will inspect and reinstall the side curtain air bags, as necessary, free of charge. Owner notification letters were mailed April 7, 2023. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC263.
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2025-11-21Structure25V493000 Kia America, Inc. (Kia) is recalling certain 2023-2025 K5 vehicles. The left and right rear window trim pieces may loosen and detach.
Remedy: Dealers will inspect and replace the C-pillar trim assemblies, as necessary, free of charge. Owner notification letters were mailed November 19, 2025. Owners may contact Kia customer service at 800-333-4542. Kia's number for this recall is SC346.
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2026-01-16Fuel system, gasoline25V794000 Kia America, Inc. (Kia) is recalling certain 2021-2024 K5 vehicles. A damaged check valve can allow air to enter the fuel tank, causing it to expand and contact hot exhaust components, melting the tank.
Remedy: Dealers will replace the check valve. The fuel tank will be inspected for damage and replaced as necessary. All repairs will be performed free of charge. Owner notification letters were mailed January 16, 2026.
Buy-smart checklist
2023 Kia K5 — pre-purchase inspection
Inspect
- Fuel/propulsion system: 41 reports on file for this year.
- Structure: 14 reports on file for this year.
- Engine: 13 reports on file for this year.
Verify these recalls were completed
- Recall 22V760000 · Power train
- Recall 23V149000 · Air bags
- Recall 25V493000 · Structure
- Recall 25V794000 · Fuel system, gasoline
FAQ
- Is the 2023 Kia K5 reliable?
- There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
- What are the most common problems with the 2023 Kia K5?
- The most-reported component is fuel/propulsion system, accounting for 38% of complaints on file.
- How many recalls does the 2023 Kia K5 have?
- 4 recalls on file for this model year.
Data updated 2026-10-31 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.