Notes: The 2011 Sonata has a seriously defective engine that seizes without warning. It was awarded the dubious honor of being the first CarTalk / CarComplaints Turd of the Week in late September 2015.

A class action lawsuit was filed in May 2015 against Hyundai that claims the 2.4L Sonata engine is defective. More info here.


really awful
Crashes / Fires:
1 / 0
Injuries / Deaths:
0 / 0
Average Mileage:
26,000 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.

2011 Hyundai Sonata seat belts / air bags problems

seat belts / air bags problem

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2011 Hyundai Sonata Owner Comments

problem #1

Mar 252012

Sonata 4-cyl

  • 26,000 miles


The contact owns a 2011 Hyundai Sonata. The contact stated while driving 63 mph the cruise control was engaged. Upon approaching another vehicle he applied the brakes in order to disengage the cruise control but the vehicle accelerated and crashed into the rear end of a vehicle. Upon impact, the air bags did not deploy. No one was injured. The police were contacted and a report was filed. The contact was able to drive the vehicle from the crash site. The vehicle was taken to an independent mechanic to be repaired; however, no one investigated the cruise control failure. The failure and current mileage was approximately 26,000. Updated 06/05/12

- Fenton, MO, USA

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