2015 Hyundai Sonata Transmission & Power Train Problems
NHTSA component category: POWER TRAIN · data through 07/14/2026
Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.
How power train ranks on this vehicle
Share of the 1,127 complaints citing each category; one complaint can cite several. Full breakdown on the 2015 Hyundai Sonata overview page.
What owners report
“WHEN THE VEHICLE IS PARKED AND YOU GO TO START THE CAR THE GEARSHIFT IS STUCK IN THE PARK POSITION ALMOST LIKE IT'S LOCKED THERE…”NHTSA complaint 10927846 — filed 11/25/2016
“I READ YOUR COMPLAINTS AND ALSO HAVE HAD TO HAVE MY ECM OR VCM REPLACED 3 TIMES. WHILE ACCELERATING MY CAR LOSES POWER. IM NOT…”NHTSA complaint 10927656 — filed 11/23/2016
“I GOT MY CAR WITH 15 MILES ON IT, BEFORE I EVEN HAD 10 THOUSAND MILES THE CAR HAD A TRANSMISSION HEAT UP. TOOK IT…”NHTSA complaint 10919186 — filed 10/26/2016
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Power Train complaints by year filed
Frequently asked questions
Does the 2015 Hyundai Sonata have transmission & power train problems?
Power Train is the #4 most-reported problem area on the 2015 Hyundai Sonata: 133 of 1,127 complaints on file (11.8%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2015 Hyundai Sonata have in total?
1,127 complaints were on file with NHTSA as of 07/14/2026. Across all categories, 34 involved a crash, 47 involved a fire, 32 reported injuries, and 2 reported deaths.
What does NHTSA's power train category include?
NHTSA groups complaints about the transmission (automatic or manual), driveline, axles, transfer case and related parts under a single component category called POWER TRAIN. This page reports that category as NHTSA defines it.
