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10.0

really awful
Crashes / Fires:
1 / 0
Injuries / Deaths:
0 / 0
Average Mileage:
29,632 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.

2006 Hyundai Sonata engine problems

engine problem

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2006 Hyundai Sonata Owner Comments

problem #4

Aug 072008

Sonata

  • 55,000 miles

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

The contact owns a 2006 Hyundai Sonata. While driving 65 mph, the vehicle suddenly accelerated to 80 mph. The contact depressed the brake pedal with both feet, but she could not stop the vehicle. There were no prior warnings before the failure. The dealer stated that the only way the vehicle could accelerate that fast is by her floormats becoming stuck to the accelerator pedal. She replied that the floormats do not move and she was driving uphill at the time of the failure. The vehicle is currently at the dealer. The failure mileage was 55,000.

- Los Lunas, NM, USA

problem #3

Jul 262007

Sonata 6-cyl

  • Automatic transmission
  • 25,500 miles
The contact owns a 2006 Hyundai Sonata. While driving 65 mph with the cruise control activated, the vehicle suddenly accelerated to 85 mph. The brakes were applied, but the vehicle did not stop until the key was removed from the ignition. The vehicle was towed to the dealer. The dealer was unable to duplicate or repair the failure. The failure mileage was 25,500 and current mileage was 26,000. Updated 12-12-07.

- Kansas City, MO, USA

problem #2

Jan 032007

Sonata 6-cyl

  • Automatic transmission
  • 28,826 miles
- while driving up a hill at a speed of 30 mph, the contact was applying the brake pedal to slow down, but the accelerator pedal became stuck, causing the engine to roar loudly. The vehicle accelerated unexpectedly and the contact tried to apply the brake pedal, but the pedal would only go down approximately an inch. The contact continued to apply brake pedal with both feet, but with no results. At this point contact went to the middle lane of the road changing the vehicle from automatic transmission to manual mode. The contact down shifted from 5 to 4 gear while the engine was still revving. At this point contact turn the ignition off, but the engine didn't go off causing the contact to rear end another vehicle at a speed of 30 mph. Twice before this accident, the contact experience the battery losing power to the vehicle. The first incident occurred 24 hours after purchasing the vehicle and the second was in December 06. When the contact took vehicle to the dealer they stated that there wasn't anything wrong with the vehicle. The contact can provide copies of invoice repair and police report. Updated 02/21/07.

- Wheeling, WV, USA

problem #1

May 102006

Sonata 6-cyl

  • Automatic transmission
  • 9,200 miles
: the contact stated while accelerating at anytime the vehicle hesitated without warning. The dealer indicated this was the design of the vehicle. The consumer stated the vehicle goes into neutral when the accelerator was released it would stop. Updated 07/05/06

- Cave City, AR, USA

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