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Other or unknownPart report

2018 Kia RIO Other or unknown Problems

Complaints
5about this part
Share
18%of 28 total for the year
Median mileage
—not reported
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 5 complaints about the other or unknown of the 2018 Kia RIO, 18% of the 28 complaints for this model year. 1 of these say a crash was involved, according to the filers.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“My vehicle was stolen while parked with a club on the steering wheel then damaged and abandoned. I was without a vehicle for a month during repairs. It has been reported on the news that Kias are easily stolen due to the type of ignition system. A recall to fix this is need immediately!”

NHTSA complaint #11498683, filed 2022-12

“My vehicle was recalled for a interior trunk release issue. My trunk will not open at all anymore. Kia's website does not allow me to schedule an appointment due to glitches on website. I also tried calling Kia and got no answer.”

NHTSA complaint #11454745, filed 2022-03

“I received notice on 2/10/22 that there was a remedy part for my 2018 Kia Rio. The letter said it was a recall part involving a latch that opens my trunk from the inside. I tried repeatedly since then to make an appointment at Glendale, CA or Alhambra, CA Kia dealerships thru the Kia website but the website malfunctions every time I make an attempt. I tried at least 3 times to call, and the service department did not answer. On 7.20.22, I sent a request through the website chatbox, asking for an appointment and so far, no response.”

NHTSA complaint #11475215, filed 2022-07

“For the past year and few months I’ve been having to do an oil change every two weeks because of how fast the engine is burning the oil. Several times I arrive to the shop to find the oil pan is completely empty causing issues with my engine beginning to make strange noises that are concerning. The dash light does not come on to notify me that there is no oil. I’m sure the damage is severe because I have had the check engine light come on a couple times and having to fix it because of this. Other Kia drivers have had this issue with other models, including this one.”

NHTSA complaint #11559237, filed 2023-12

“Auto theft alarm listed as standard. There is NO THEFT DETECTION AT ALL. There is only a bogus flashing led that does nothing when parked. This is fraud.”

NHTSA complaint #11501364, filed 2023-01

Other or unknown: other model years

YearComplaintsShare of year
2023542%
2022325%
2021640%
2020830%
2019941%
2018518%
2017619%
20161519%
201548%
2014612%
20131912%
201259%
201128%
2010312%
200938%
200812%
200724%
200645%
200513%
200438%
200311%
200222%
2001199%

Other parts of the 2018 Kia RIO

Engine
15 complaints
Air bags
5 complaints
Electrical system
5 complaints
Exterior lighting
2 complaints
Fuel system
2 complaints
Latches, locks and linkages
2 complaints
Brakes
1 complaints
Engine cooling
1 complaints
Seats
1 complaints
Steering
1 complaints
Body and structure
1 complaints
Transmission and drivetrain
1 complaints

← All problems reported for the 2018 Kia RIO

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology