There are 3 stored owner reports matching the powertrain & transmission leading-label group for the 2025 Hyundai Kona 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 3 of 3 matching reports.
Open the full vehicle complaint log (all categories)See attached document for complaint.
Significant Mechanical and Drivetrain Problems: ◦ Loss of Drive Power and Sluggish Acceleration: Reported as early as [XXX] ("bumpy driving, grinding and clanking noise"), with issues worsening by [XXX] ("slower acceleration, bumpier ride, metal clinking and cracking sounds"), and most severely on [XXX] ("car shifts hard to the left then goes back and forth (wobble)," "greatly reduced" power, and "snapping" noises). You've had at least five repair attempts for these issues. ◦ Vehicle Shaking/Wobbling: This has been a recurring complaint since [XXX] ("car shakes when accelerating") and continued through multiple visits, including [XXX] ("wobbly feeling"), [XXX] (shifts "back and forth (wobble)"), and [XXX] ("bounces excessively"). ◦ Loose Steering/Difficulty Turning: You've reported "difficulty turning" and "resistance when turning left," with a feeling of "less control" or "lack of control" while turning. This was noted on [XXX], and persisted through [XXX], and [XXX] ◦ Noises from Underneath the Vehicle: Complaints include "grinding and clanking noise" (XXX), "loud noises" ([XXX]), and "metal clinking and cracking sounds" (XXX), and "snapping" noises (XXX). • Electrical/Infotainment System Malfunctions: ◦ Interior and Exterior Lights Turning Off While Driving: On [XXX], all interior and exterior lights turned off for approximately 3 seconds while driving. ◦ BlueLink Service and Infotainment System Disconnects/Shutdowns: ongoing issues with BlueLink service, including loss of connectivity and interruptions. • Numerous Repair Attempts and Days Out of Service: ◦At least eight separate service visits for these issue INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)
Transmission issues with this vehicle since 70 miles. Failed at 989 miles
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.