There are 1 stored owner reports matching the speed control & cruise leading-label group for the 2018 Kia Niro in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 1 of 1 matching reports.
Open the full vehicle complaint log (all categories)The contact owns a 2018 Kia Niro. The contact stated while driving at an undisclosed speed, the engine revved up. The contact stated that the accelerator pedal was depressed; however, the vehicle was slow to respond. Eventually, the vehicle shifted into gear and started to move. The contact stated that the check HEV and turn off engine error messages were displayed. The vehicle was taken to the local dealer, where it was diagnosed that a faulty engine clutch activator needed to be replaced. The mechanic informed the contact that the vehicle was not covered under a recall. The vehicle was not repaired. The contact stated that the failure was related to NHTSA Campaign Number: 23V534000 (Power Train). The manufacturer was not contacted. The failure mileage was approximately 120,000.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 28, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.