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2021 Kia Niro PHEV problems

The most common problem on the 2021 Kia Niro PHEV is transmission and drivetrain. It has fewer complaints than a typical Niro PHEV model year.

Typical yearClose to a typical year
Year score
95/100
Owner complaints
1
Recalls
1
Service bulletins
29
Worst area
Transmission

The worst 2021 Kia Niro PHEV problems

Ranked by number of owner complaints. Mileage and cost come from what owners wrote.

  • Transmission
    1

Problems by type

Tap a problem to see which part fails, at what mileage and in which other years.

  • Transmission
    1

Recalls 1

Power train: automatic transmission: internal: clutches/bands: actuators/solenoidsReported July 31, 2023 · 121,411 vehicles affected
What is wrong
Kia America, Inc. (Kia) is recalling certain 2017-2022 Niro and 2018-2022 Niro Plug-in Hybrid vehicles. Fluid may leak into the printed circuit board inside the hydraulic clutch actuator, which can result in an engine compartment fire.
Risk
A fire increases the risk of injury.
Remedy
Dealers will inspect and replace the hydraulic clutch actuator as necessary and install a new fuse, free of charge. Owner notification letters were mailed December 29, 2023. Owners may contact Kia customer service at 1‑800‑333‑4542. Kia's number for this recall is SC276.

Recall number 23V534000 · Recall details

See all 1 recalls for the 2021 Kia Niro PHEV

Defect investigations

Pedestrian alert soundsOpened January 27, 2023, closed August 7, 2023

the federal safety agency received a petition on or about July 18, 2022, requesting that Federal Motor Vehicle Safety Standard (FMVSS) 141 be applied to all electric and hybrid vehicles operating in the United States. The petition can be reviewed at under ODI Number 11486072. FMVSS 141 establishes performance requirements for pedestrian alert sounds for motor vehicles. The standard applies to hybrid and electric vehicles that have a gross vehicle weight rating of 4,536 KG or less or are defined as low-speed vehicles. The standard became fully applicable to all such vehicles manufactured on or after March 1, 2021.On January 27, 2023, the federal safety agency opened Defect Petition (DP) 22-005 to evaluate the subject matter described in the petition. On June 24, 2023 and as supplemented on June 25, 2023, the petitioner notified the federal safety agency he was withdrawing his petition. The petitioner indicated that, based on his review of data, there is no justification for asserting potential benefits that could be derived from actions sought by my petition. Based on the petitioner's withdrawal, DP22-005 is closed. Closure of this DP does not represent a determination by the federal safety agency regarding the subject matter of the petition.

DP22005

Technical service bulletins for the 2021 Kia Niro PHEV 29

Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.

See all 29 bulletins for the 2021 Kia Niro PHEV

What 2021 Kia Niro PHEV owners say

Most recent owner complaints, unedited.

Filed Oct 11, 2023 · Transmission · OR

The contact owns a 2021 Kia Niro. The contact received notification of the federal safety agency Campaign Number: 23V534000 (Power Train); however, the part to do the repair was not yet available. No further information was provided. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had not experienced a failure. Â VIN tool confirms parts not available.

Compare the 2021 Kia Niro PHEV

Other model years

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Questions about the 2021 Kia Niro PHEV

Is the 2021 Kia Niro PHEV reliable?

Owners have filed 1 complaint about the 2021 Kia Niro PHEV, fewer than a typical Niro PHEV model year.

What is the 2021 Kia Niro PHEV year score?

The 2021 Kia Niro PHEV scores 95 out of 100 (good). The score compares it with the other model years of the Kia Niro PHEV: 75 is a typical year, 50 means twice the usual complaints, and serious complaints and recalls lower it.

What is the most common problem with the 2021 Kia Niro PHEV?

Transmission and drivetrain, with 1 complaint.

How many recalls does the 2021 Kia Niro PHEV have?

1 recall, covering power train.

Was there a recall on the 2021 Kia Niro PHEV transmission?

Yes, 1 recall: 23V534000. Check your VIN to see if your car still needs the free repair.

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