CarComplaints.com 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.

8.0

pretty bad
Crashes / Fires:
0 / 0
Injuries / Deaths:
0 / 0
Average Mileage:
5,000 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 fuel system problems

fuel system problem

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2011 Hyundai Sonata Owner Comments

problem #1

Feb 122011

Sonata

  • 5,000 miles

A D V E R T I S E M E N T S

Car had been driven approx 45 miles, shut off, after shopping for approx 30 min re-started car strong fuel odor coming out of vents filling cabin with gas fumes continues while driving slow in parking lot and open windows to get fresh air in stop smelling gas fumes once driving at faster speeds.

- Minnesota, MN, USA

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