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Vehicle speed controlPart report

2005 Hyundai Sonata Vehicle speed control Problems

Complaints
6about this part
Share
4%of 165 total for the year
Median mileage
70,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 6 complaints about the vehicle speed control of the 2005 Hyundai Sonata, 4% of the 165 complaints for this model year. Where a mileage was given, the median is 70,000 miles. 2 of these say a crash was involved and 1 a fire, according to the filers.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“While driving on the freeway the car started accelerating on its own. Tried pumping the gas pedal to release it, car still accelerated. Brakes did little good. Was able to down shift into first gear, then into neutral and utilizing the emergency brake was able to get the car slowed down enough to cut the engine. Some problem happened immediately when I turned the car back on trying to get it off the freeway off ramp. Was able to stop safely in a parking lot without hitting anything. Had the car towed to the dealership, where they said it was a problem with the throttle.”

NHTSA complaint #10614958, filed 2014-07, 142,000 miles

“I was driving in my own lane with my seatbelt on and lights on and I didn't see this bus coming speeding with no lights on at all he scratched my passenger side door and he all most took the mirror off I hit the brake and it slowed to 55 and I still hit him I was going speed limit the radiator broke and the car all most exploded also the airbags didn't go off and the speed MPH was about 5 off the steering pump also failed. I all most died.”

NHTSA complaint #10691996, filed 2015-03

“The contact owns a 2005 Hyundai Sonata. The contact stated that while driving approximately 50 MPH on a 2 lane highway and she merged into the left lane when the vehicle suddenly spun out of control crashing into a concrete wall. The driver received minor injuries. A police report was filed. The vehicle was towed to a dealer who did not diagnose the failure. The failure mileage was 70,000.”

NHTSA complaint #10378800, filed 2011-01, 70,000 miles

“The contact owns a 2005 Hyundai Sonata. The contact stated that when shifting into park while driving at any speed, the engine rpms would increase abnormally as the vehicle would independently accelerate. The failure recurred intermittently. The contact shifted into neutral to coast to the shoulder. The engine was shut off and when restarted, the vehicle returned to normal function. The vehicle was taken to a mechanic, who performed a diagnostic but was unable to locate a failure code. The manufacturer was not made aware of the failure. The vehicle was not repaired. …”

NHTSA complaint #10498224, filed 2013-02, 184,000 miles

Vehicle speed control: other model years

YearComplaintsShare of year
2025424%
2024613%
202345%
202299%
202121%
202074%
201932%
2018195%
2017203%
2016304%
2015615%
2014223%
2013864%
2012845%
2011953%
2010113%
2009317%
2008143%
2007203%
2006394%
200564%
200452%
200332%
200283%
2001136%
200073%
199943%
199736%
199614%
199569%
199215%
199113%
199016%

Other parts of the 2005 Hyundai Sonata

Air bags
55 complaints
Body and structure
30 complaints
Suspension
26 complaints
Electrical system
19 complaints
Exterior lighting
17 complaints
Brakes
12 complaints
Engine
6 complaints
Other or unknown
6 complaints
Steering
6 complaints
Engine cooling
5 complaints
Fuel system
5 complaints
Transmission and drivetrain
5 complaints

← All problems reported for the 2005 Hyundai Sonata

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology