9.6

really awful
Crashes / Fires:
0 / 0
Injuries / Deaths:
0 / 0
Average Mileage:
810 miles

About These NHTSA Complaints:

This data is from the NHTSA — the US gov't agency tasked with vehicle safety. Complaints are spread across multiple & redundant categories, & are not organized by problem.

So how do you find out what problems are occurring? For this NHTSA complaint data, the only way is to read through the comments below. Any duplicates or errors? It's not us.

2017 Kia Niro engine problems

engine problem

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2017 Kia Niro Owner Comments

problem #4

May 242023

Niro

  • miles

A D V E R T I S E M E N T S

- my car started releasing white smoke - i took it to repair shop, stated it was fixed, white smoke continued -car started overheating -Took it to KIA dealership and was told i was responsible for fuel leaking into engine, was told my car was not covered under warranty, I also have an extended warranty at the dealership which they wouldn't honor stating it was not covered -Recently while driving the car flashed Hybrid system Failure and shut off -I was unable to move the car -I had the car towed to the original dealer (wiz autos) and it has been there since May 2023, it is now 4 months and the car still does not work -Wiz autos informed me the car had a "lock on it" and will need to be released by KIA its been 4 months with no answers from KIA, I have been having an issue with the coolant leaking into the engine since 11/22 and although this is a common problem in these cars(manufacturers defect) KIA will not fix, or replace. I believe the coolant leaking into the engine, is causing the cars to malfunction**** Please take a look at these forums: [XXX] [XXX] Although my car is not listed in this lawsuit by KIA, i believe more cars are affected: A federal court has granted final approval of a class action lawsuit known as In re: Hyundai and Kia Engine Litigation, No. 8:17-?'cv-?'00838-?'JLS-?'JDE and Flaherty v. Hyundai Motor Company, et al., No. 18-?'cv-?'02223 (C.D. Cal.) allege that 2011-?"2018 and certain 2019 Kia Optima, 2012-?"2018 and certain 2019 Kia Sorento, and 2011-?"2018 and certain 2019 Kia Sportage vehicles suffer from a defect that can cause engine seizure, stalling, engine failure, and engine fire, that engine seizure or stalling can be dangerous if experienced, and that some owners and lessees have been improperly denied repairs under the vehicle-??s warranty. Neither KMC nor KUS have been found liable for any of the INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

- Norwalk , CT, USA

problem #3

Dec 142017

Niro

  • 40 miles
New Kia niro rolls back on inclines in drive after removing foot off of break and right before pushing the accelerator pedal in stop and go traffic, on paved, city streets. Never had this with other automatics. New Kia niro jumps forward/accelerates sharply while in drive while driving slowly (1-3 miles per hour) up an incline. This occurres on paved, city streets.

- Eureka, CA, USA

problem #2

Jun 092017

Niro

  • 1,900 miles
I accelerated to 65mph.I set the cruise control. 2 seconds later I see that I am accelerating. I press cancel at 72 mph. I press the cruise button again, turning off the cruise, then on again. Slow to 65, press the - set and it immediately starts speeding up. Second report. 4th and 5th time to happen. Dashcam recorded events.

- Wichita, KS, USA

problem #1

Jun 042017

Niro

  • 1,300 miles
When pressing the resume button the car has acceleration wide open throttle well beyond the set speed of the speed control. Most of the time the resume does nothing but set a new speed, the current speed.

- Wichita, KS, USA

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