Reliable Auto DB

2024 Kia K5 reliability

Is it reliable?

NHTSA's file on the 2024 Kia K5 holds 30 complaints after 3 years, a rate of 10 per year. That is the fewest complaints per year among the 4 K5 years on this site. NHTSA has 2 recalls on file, including Fuel system, gasoline and Roof and pillars.

2021 Kia K5
Photo by Throwawayacc222, resized from the original. Wikimedia Commons CC0
Complaints

30

Per year

10

Recalls

2

Years on the road

3

What owners report

The complaints owners file most often name Engine (9 of 30), then Structure (7) and Electrical system (6). The most filings arrived in 2026 (12 of 30). Those filings include 1 that reports a crash and 1 that reports an injury.

Next to 2023 and 2025

The 2023 K5 has 107 complaints, 25 per year, and the 2025 has 51 complaints, 26 per year. The 2024 has fewer complaints per year than the 2023.

The complaint rate is complaints filed in this year’s first 3 years on the road, divided by however many of those years have passed. Recalls are a separate count. The numbers are for the US-market 2024 Kia K5. How we count. Data as of .

Recalls (2)

Recall Fuel system, gasoline 2025-11-17 · NHTSA campaign 25V794000
Summary 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. Owners may contact Kia customer service at 800-333-4542. Kia's number for this recall is SC356. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning December 1, 2025.
Recall structure, body, roof and pillars 2025-07-28 · NHTSA campaign 25V493000
Summary 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.

Complaints by component (30 total)

Engine
9
Structure
7
Electrical system
6
Forward collision avoidance
4
Powertrain
3
Fuel and propulsion system
2
Fuel system, gasoline
2
Service brakes
2
Speed control
2
Seats
1
Show 2 more Show less
Crash-flagged

1

Fire-flagged

0

Injury reports

1

Death reports

0

Complaints filed per year

220239202472025122026
Excerpts from recent NHTSA complaint filings
  • "Beginning only about 6 months after I purchased the vehicle, the audio system intermittently screams at me, blasting at over 800 decibels road, engine noise and audio interference noises so that I cannot hear the radio,…"
    Electrical system, Unknown or other · filed 2026-09-14
  • "I bought this vehicle less than 60 days ago and there is transmission hesitation, hard engagement in lower gears, Rough jerking shifting along with acceleration lag. Erracric shifting and phantom braking. I have taken…"
    Speed control, Engine, Forward collision avoidance · filed 2026-08-28
  • "Vin number or license plate is not showing vehicle in open recall to NHSTA OR KIA AMERICA. Kia has not followed up on their follow up dates regarding resolution(s) for unrepairable recall malfunction."
    Unknown or other · filed 2026-08-06
  • "My 2024 Kia K5's infotainment screen went completely pitch black, disabling the backup camera now creating an active safety hazard."
    Electrical system · filed 2026-07-13
  • "I am contacting Kia America Consumer Affairs to formally request a Goodwill Warranty Exception for the total failure of the factory infotainment and radio system in my 2024 Kia K5 LXS. The unit has completely lost…"
    Unknown or other · filed 2026-07-08

NHTSA crash ratings

Version Overall Front Side Rollover
2024 Kia K5 4 DR AWD 5 stars 4 stars 5 stars 4 stars
2024 Kia K5 4 DR FWD 5 stars 4 stars 5 stars 4 stars

Stars are how this vehicle did in NHTSA crash tests. They are a safety result, separate from the complaint record. Not rated means that test was not run for this version.

Fuel economy

Trim Engine Transmission Drive City Hwy Combined Annual fuel cost
K5 1.6L, 4-cyl Automatic (8-speed) Front-wheel drive 27 37 31 MPG $2100
K5 2.5L, 4-cyl Automatic (AM-S8) Front-wheel drive 24 32 27 MPG $2400
K5 all-wheel drive 1.6L, 4-cyl Automatic (8-speed) All-wheel drive 25 33 28 MPG $2300

Specs and fitment

DL3 generation (K5), 2021–present
Body styles Sedan
Oil 0W-20 (2.5L and 1.6L turbo where equipped) , 5 qt capacity
Tire size 215/55R17 to 245/45R18 (trim dependent)

Known issues for this generation

NHTSA campaign 21V519000. Kia Motor America (Kia) is recalling certain 2021 Sorento and 2021-2022 K5 vehicles equipped with 2.5L turbocharged engines. Fuel may leak at the pipe connection between the high-pressure fuel pump and fuel rail. A fuel leak increases the risk of a fire. Dealers will inspect and tighten, or replace the fuel pipe as necessary, free of charge. Owner notification letters were mailed July 21, 2021. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC214.

Compare

Previous year 2023 Kia K5 Next year 2025 Kia K5 See every Kia K5 model year →

Frequently asked questions

Is the 2024 Kia K5 reliable?

NHTSA's file on the 2024 Kia K5 holds 30 complaints after 3 years, a rate of 10 per year. That is the fewest complaints per year among the 4 K5 years on this site. NHTSA has 2 recalls on file, including Fuel system, gasoline and Roof and pillars.

What are common problems with a 2024 Kia K5?

The complaints owners file most often name Engine (9 of 30), then Structure (7) and Electrical system (6). The most filings arrived in 2026 (12 of 30). Those filings include 1 that reports a crash and 1 that reports an injury.

Is the 2024 Kia K5 more reliable than the years next to it?

The 2023 K5 has 107 complaints, 25 per year, and the 2025 has 51 complaints, 26 per year. The 2024 has fewer complaints per year than the 2023.

Has the 2024 Kia K5 been recalled?

The 2024 Kia K5 has 2 recalls on file with NHTSA. See the recalls table on this page for dates, components, and remedies.

How many complaints have owners filed about the 2024 Kia K5?

Owners have filed 30 complaints about the 2024 Kia K5 with NHTSA.

What mpg does a 2024 Kia K5 get?

EPA-rated combined fuel economy for the 2024 Kia K5 is 28.7 MPG. See the fuel economy table on this page for city and highway figures by engine and transmission.

What oil does a Kia K5 take?

US notes list 0W-20 for the 2.5L and 1.6L turbo where equipped (about 5 qt with filter).

Does NHTSA campaign 21V519000 cover the Kia K5?

It covers certain 2021-2022 K5 vehicles with 2.5L turbo engines (also certain 2021 Sorento): fuel may leak at the pipe-to-rail connection; dealers inspect and repair.

What generation is the Kia K5?

DL3 generation, model year 2021 onward in the US.