What Kia Niro years should I avoid?

NHTSA data points to 2017, 2019, and 2023 as the years to avoid, each with a complaint index of 75 or higher. The 2017 model has four recalls, the 2019 model has transmission complaints at a median of 54,700 miles, and the 2023 model shows electrical and airbag issues surfacing at extremely low mileage.

What are the best Kia Niro years?

2021 and 2025 are rated Best, with complaint indexes of 0 and 13 respectively, the lowest of the nine model years covered. 2018 and 2020 are rated Good with complaint indexes of 25 and 38.

Does the Kia Niro have transmission problems?

Yes. Transmission & Powertrain complaints account for 24% of all complaints across model years, and a recall (23V534000) covers 2017-2022 Niro and 2018-2022 Niro Plug-in Hybrid vehicles for a hydraulic clutch actuator fluid leak that can cause engine compartment fires.

Is the 2023 Kia Niro reliable?

The 2023 Niro has the highest complaint index of all years at 100, though total complaint volume is only 44. Electrical System issues and airbag deployment reports surfaced at very low mileage, and two recalls apply, including one for floor wiring that can prevent air bag deployment.

How many recalls does the Kia Niro have overall?

Across all model years from 2017-2025, NHTSA lists six recall campaigns for the Kia Niro, none of which are do-not-drive recalls.

Kia Niro Best and Worst Years (2017–2025)

Kia Niro years to avoid are 2017, 2019, and 2023, each with a complaint index of 75 or higher and multiple recalls. The best years are 2021 and 2025, with complaint indexes of 0 and 13. 2018 and 2020 are also Good, while 2022 and 2024 carry Caution ratings.

Based on NHTSA owner complaints and recalls per model-year, ranked within this model — not a reliability rating. Methodology.

Avoid 2017 Avoid 2019 Avoid 2023 Best 2021 Best 2025

Model years: 9; 2017–2025
NHTSA complaints: 346
Recall campaigns: 6
Crashes reported: 33
Fires reported: 10
Top problem area: Engine

Niro Complaint Index by year

Higher = more complaints, crashes, fires, injuries, deaths and Do-Not-Drive recalls per year on the road, relative to other years of this model.

Complaint Index: 0 = fewest issues, 100 = most, relative to other years of this model. Avoid Caution Good Best

Kia Niro problems and recalls by year

Year	Verdict	Index	Complaints	Crashes	Fires	Recalls	Top issue	MPG	NCAP
2017	Avoid	88	82	4	5	4	Engine	49	—
2018	Good	25	60	5	0	3	Electrical System	47.5	—
2019	Avoid	75	56	4	2	1	Transmission & Powertrain	49	—
2020	Good	38	38	2	3	1	Engine	49	—
2021	Best	0	9	1	0	1	Engine	49	—
2022	Caution	63	31	5	0	1	Brakes	49	—
2023	Avoid	100	44	8	0	2	Electrical System	51	5★
2024	Caution	50	9	2	0	1	Electrical System	53	5★
2025	Best	13	17	2	0	1	Suspension, Wheels & Tires	51	4★

Niro years to avoid: what went wrong

2023 Kia Niro Index 100 · 44 complaints · 2 recalls

The 2023 Niro has the highest complaint index of any year, 100, despite only 44 total complaints, driven partly by very low median failure mileage. Electrical System issues make up 32% of complaints with a median mileage of just 322.5, and Airbags problems show a median of only 200 miles. Two recalls apply: a floor wiring assembly defect that can prevent air bag deployment, and an instrument cluster software issue. Owners described airbags deploying unexpectedly in minor collisions and unintended acceleration incidents.

2017 Kia Niro Index 88 · 82 complaints · 4 recalls

The 2017 Niro has a complaint index of 88, the second-highest of any model year, with 82 total complaints. Engine problems make up 41% of its issues, with a median failure mileage of 97,000 miles, and owners also reported electrical system failures at a much lower median of 9,750 miles. NHTSA lists four recalls for this year, including a hydraulic clutch actuator fluid leak that can cause engine compartment fires and two separate Power Relay Assembly recalls tied to electrical shorting risk. Owners described transmission slipping out of park and engine compartment fires.

2017 engine problems →2017 electrical system problems →2017 transmission & powertrain problems →

2019 Kia Niro Index 75 · 56 complaints · 1 recalls

The 2019 Niro carries a complaint index of 75, with 56 total complaints. Transmission & Powertrain issues account for 39% of complaints at a median of 54,700 miles, and Engine problems follow at 27% with a median of 87,000 miles. One recall covers a hydraulic clutch actuator fluid leak that can lead to engine compartment fires. Owners reported airbags failing to deploy in collisions, sudden brake unresponsiveness, and engine overheating with recurring check-engine warnings.

2019 transmission & powertrain problems →2019 engine problems →

Most common Kia Niro problems (all years)

Share of NHTSA complaints by component group across all model years.

Engine100 (29%)
Electrical System93 (27%)
Transmission & Powertrain83 (24%)
Other72 (21%)
Brakes36 (10%)
Fuel System33 (10%)
Collision Avoidance & Cameras23 (7%)
Airbags18 (5%)
Structure & Body17 (5%)
Steering12 (3%)

A complaint can list more than one component, so shares add up to more than 100%. Shares are % of complaints.

Frequently asked questions

What Kia Niro years should I avoid?: NHTSA data points to 2017, 2019, and 2023 as the years to avoid, each with a complaint index of 75 or higher. The 2017 model has four recalls, the 2019 model has transmission complaints at a median of 54,700 miles, and the 2023 model shows electrical and airbag issues surfacing at extremely low mileage.
What are the best Kia Niro years?: 2021 and 2025 are rated Best, with complaint indexes of 0 and 13 respectively, the lowest of the nine model years covered. 2018 and 2020 are rated Good with complaint indexes of 25 and 38.
Does the Kia Niro have transmission problems?: Yes. Transmission & Powertrain complaints account for 24% of all complaints across model years, and a recall (23V534000) covers 2017-2022 Niro and 2018-2022 Niro Plug-in Hybrid vehicles for a hydraulic clutch actuator fluid leak that can cause engine compartment fires.
Is the 2023 Kia Niro reliable?: The 2023 Niro has the highest complaint index of all years at 100, though total complaint volume is only 44. Electrical System issues and airbag deployment reports surfaced at very low mileage, and two recalls apply, including one for floor wiring that can prevent air bag deployment.
How many recalls does the Kia Niro have overall?: Across all model years from 2017-2025, NHTSA lists six recall campaigns for the Kia Niro, none of which are do-not-drive recalls.