"How reliable is the 2014 Hyundai Sonata?"

"Based on 1061 NHTSA complaints, the 2014 Hyundai Sonata has a median complaint mileage of 70000 miles. The most common issue is ENGINE."

"What are common problems with the 2014 Hyundai Sonata?"

"The most frequently reported component in NHTSA complaints for the 2014 Hyundai Sonata is ENGINE, accounting for a significant portion of the 1061 total complaints filed."

2014 Hyundai Sonata: Reliability Data

Source: NHTSA — 1061 complaints

1061

Total Complaints

70,000mi

Median Mileage

ENGINE

Top Issue

Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

33,225 25th Percentile

70,000 Median Mileage

98,579 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

ENGINE

294

ELECTRICAL SYSTEM

130

EXTERIOR LIGHTING

107

UNKNOWN OR OTHER

STEERING

SERVICE BRAKES

POWER TRAIN

FUEL/PROPULSION SYSTEM

FUEL SYSTEM, GASOLINE

AIR BAGS

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"CAR BATTERY GOES DEAD,UNABLE TO START CAR, COULD HAPPEN AT ANY TIME. THIS HAS HAPPENED 3 TIMES. THE DEALER HAS NO IDEA WHY. EVEN HYUNDAI CORP DOES NOT HAVE ANY ANSWERS. THE CAR HAS BEEN BACK TO THE DEALER FOR DAYS AT A TIME WITH NO RESOLUTION. I FEEL THIS IS A SAFETY CONCERN BECAUSE THE CAR CAN..."

"AS I WAS LEAVING MY PARKING SPACE AND APPROACHING THE INTERSECTION AND STOP SIGN, I PRESSED THE BRAKES AND THE VEHICLE FAILED TO STOP. I PRESSED BRAKES AGAIN AND THE CAR FAILED TO STOP AGAIN. I PUT THE CAR IN PARK AND THE CAR STOPPED. *TR"

"THE NEW SONATA IS A SAFETY HAZARD WHEN DRIVING DOWN THE FREEWAY. IT WILL NOT STAY IN A STRAIGHT LINE. IT IS CONSTANTLY MOVING OR FADING RIGHT TO LEFT. HYUNDAI DEALERSHIP RESPONDS ITS BUILT TO GO TO THE RIGHT INCASE YOU FALL ASLEEP. I HAVE DONE SOME RESEARCH TO FIND THE SONATA HAS HAD A LONG HISTORY ..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28