2021 Kia Rio Problems, Recalls & Reliability

23 owner complaints sit in the federal file for the 2021 Kia Rio, alongside 2 recall campaigns and 0 defect investigations. It scores 5/100 on the trouble index — too lightly reported for a fair score.

23Complaints
5/100Trouble index
2Recalls

Few reports

Where 2021 sits among all Rio years

Darker = quieter yearsBrighter amber = more trouble

What owners report

Other 6 complaints (26%)
Steering 4 complaints (17%)
Brakes & stability 3 complaints (13%)
Driver assistance 3 complaints (13%)
Engine 2 complaints (9%)
Transmission & drivetrain 2 complaints (9%)

Recalls (2)

STEERING 22V304000 2022

Kia Motors America (Kia) is recalling certain 2021-2022 Rio and Forte vehicles. A bolt in the steering column may not be secured properly, which can cause the steering column to detach from the steering rack and result in a loss of steering control.

Fix: Dealers will tighten the lower steering column u-joint retention bolt, free of charge. Owner notification letters were mailed May 27, 2022. Owners may contact Kia customer service at…

SERVICE BRAKES, HYDRAULIC 21V936000 2021

Kia Motors America (Kia) is recalling certain 2020-2021 Rio vehicles. The brake master cylinder may have been manufactured with sharp edges that can damage the inner oil seal, resulting in reduced braking performance.

Fix: Dealers will replace the brake master cylinder, free of charge. Owner notification letters were mailed January 11, 2022. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for…

Technical service bulletins

59 manufacturer communications — service bulletins, the biggest share on electrical and body & structure — are on file for the 2021 Kia Rio. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

See the 2021 Rio TSB list →

Complaint history for this model year

When owners filed their reports — a long tail means problems kept surfacing for years.

2021peak 11 in 20232025

Questions buyers ask

Is the 2021 Kia Rio reliable?

The 2021 Kia Rio drew 23 complaints in federal safety records — too lightly reported for a fair score. Its trouble index is 5/100, scored against the model's worst year (2001).

What are the most common 2021 Kia Rio problems?

The top reported problems for the 2021 Kia Rio are other (6 complaints), steering (4), and brakes & stability (3).

Does the 2021 Kia Rio have recalls?

2 recall campaigns apply to the 2021 Kia Rio. Recall repairs are free at any franchised dealer.

← 2020 Rio All Rio years 2022 Rio →
Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.