The most-reported K5 run is 5XXG64J21NG (2022 builds) with 12 complaints, 3.9× the typical run. Fuel/propulsion system problems make up 21% of reports; NHTSA lists 9 recall campaigns for K5 model years 2021–2026.
Which build runs owners report most
A production run is the first 11 characters of the VIN: plant, model year, body and engine. The Kia K5 has 160 of them on record. The five runs at the top of this table hold 11% of every K5 complaint on file.
| Production run (VIN 1–11) | Year | Complaints | Involved a crash | Fire |
|---|---|---|---|---|
| 5XXG64J21NG•••••• | 2022 | 3 | — | |
| 5XXG64J26NG•••••• | 2022 | 2 | — | |
| 5XXG64J21MG•••••• | 2021 | 3 | — | |
| 5XXG64J29NG•••••• | 2022 | — | — | |
| 5XXG64J20PG•••••• | 2023 | — | — | |
| 5XXG64J23MG•••••• | 2021 | — | 1 | |
| 5XXG64J23NG•••••• | 2022 | 1 | — | |
| 5XXG64J25MG•••••• | 2021 | — | — | |
| 5XXG64J28PG•••••• | 2023 | — | — | |
| 5XXG64J29MG•••••• | 2021 | — | — | |
| 5XXG64J2XPG•••••• | 2023 | — | — | |
| 5XXG14J25MG•••••• | 2021 | — | — |
Each of the other 148 K5 runs has 8 complaints or fewer. ForCar has checked 103 K5 VINs so far, most often 2026, 2022, 2025 builds; 4 of them belong to one of the 12 runs above.
Which model years to check twice
Complaints per production run, so a year that simply sold more does not top the list.
| Year | Per run | Complaints | Runs | Crashes |
|---|---|---|---|---|
| 2026 | 10 | 9 | — | |
| 2025 | 51 | 19 | 4 | |
| 2024 | 30 | 16 | 1 | |
| 2023 | 107 | 32 | 6 | |
| 2022 | 127 | 42 | 14 | |
| 2021 | 167 | 42 | 8 |
Heaviest year here is 2021 at 4 complaints per run; lightest is 2026 at 1.1. The 2026 line is still collecting reports, so it reads low.
What to inspect on this car
One system accounts for 21% of everything Kia K5 owners report: Fuel/propulsion System, 120 of 492 complaints. Start the pre-purchase inspection there.
| System | Complaints | Involved a crash | Fire |
|---|---|---|---|
| Fuel/propulsion System | — | 3 | |
| Electrical System | 2 | 4 | |
| Unknown Or Other | 5 | 1 | |
| Engine | 2 | 4 | |
| Power Train | 3 | 1 | |
| Structure | 4 | — | |
| Fuel System | — | — | |
| Gasoline | — | — |
Recalls to check against your VIN
NHTSA has 9 recall campaigns on the Kia K5; the 6 below cover build years 2021 to 2025. These are for the model and year; whether one is still open on a given car, only that VIN can tell.
| Campaign | Component | Model years |
|---|---|---|
| 25V794000 | Fuel System, Gasoline | 2021–2024 |
| 25V493000 | Structure:body:roof And Pillars | 2023–2025 |
| 22V760000 | Power Train:automatic Transmission | 2021–2023 |
| 23V149000 | Air Bags:side/window:curtain | 2021–2023 |
| 21V519000 | Fuel System, Gasoline:delivery:hoses, Lines/piping, And Fittings | 2021–2022 |
| 21V447000 | Lane Departure: Lane Keep: Steering Assist | 2021–2022 |
25V794000 was opened in 2025 on cars built from 2021: 4 years on the road before the recall.
How serious were they
Of the 492 reports on the Kia K5, 6.7% involved a crash against 5.8% across all vehicles, above the norm.
| Outcome | Kia K5 | All vehicles |
|---|---|---|
| Complaints filed | 492 | 1,115,966 |
| Involved a crash | 33 (6.7%) | 64,194 (5.8%) |
| Involved a fire | 6 (1.2%) | 26,974 (2.4%) |
| Injuries reported | 52 | 58,013 |
| Deaths reported | 3 | 2,728 |
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How this check works
The file behind this page holds 1,115,966 complaints filed with NHTSA between 1981 and 2026, across 298,921 production runs. The Kia K5 share of that is 492 complaints over 160 runs, 0.04% of everything on record.
Frequently asked questions
How do I check a Kia K5 VIN for free?
Enter the 17 characters above. ForCar matches the first eleven, the production run, against 492 NHTSA complaints from 160 K5 runs and 9 recall campaigns. No account, no card.
Which K5 production run has the most complaints?
5XXG64J21NG, a 2022 build, with 12 complaints, 3 of them after a crash. The typical K5 run has 3.1.
Which K5 years have the most complaints?
Per production run, 2021 is heaviest at 4 complaints per run and 2026 lightest at 1.1.
How many K5 complaints involve a crash?
6.7% of 492 reports, against 5.8% across all vehicles; 6 involved a fire.
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