Problems · by component

2009 Hyundai Sonata vehicle speed control problems

31 owner complaints to NHTSA about the 2009 Hyundai Sonata cite vehicle speed control, 7% of all 460 complaints for this model year.

Complaints
31
7% of all complaints
Crashes
7
Reported by owners
Fires
1
Reported by owners
Injuries
6
Reported by owners
01 —Owner reports

What owners say about the vehicle speed control

Verbatim from NHTSA complaints, newest first
“TL* THE CONTACT OWNS A 2009 HYUNDAI SONATA. THE CONTACT STATED THAT WHILE HIS SON WAS ATTEMPTING TO PARK AT THE CAR WASH, THE VEHICLE INADVERTENTLY ACCELERATED CAUSING THE VEHICLE TO JUMP THE PARKING BARRIER HITTING THE VACUUM MACHINE. NO INJURIES WERE SUSTAINED HOWEVER THE VACUUM MACHINE WAS DAMAGED ALONG WITH THE FRONT BUMPER WAS CRACKED AND SCRATCHED. THE MANUFACTURER WAS NOTIFIED AND THE VEHICLE WAS INSPECTED AT RICK CASE (180 SATELLITE BLVD DULUTH GA, 30096) WHERE NO FAILURE WAS DETERMINED. THE FAILURE MILEAGE WAS 142,000.”
Owner complaint to NHTSAFiled Mar 2, 2021Vehicle speed controlCrash reportedODI 11398722
“TL* THE CONTACT OWNS A 2009 HYUNDAI SONATA. WHILE REVERSING, THE VEHICLE VIOLENTLY ACCELERATED AND STRUCK A LIGHT POLE. THE CONTACT SHIFTED INTO DRIVE AND THE VEHICLE ACCELERATED AGAIN. THE CONTACT MENTIONED THAT THE TIRES WERE SPINNING. AFTER SEVERAL ATTEMPTS, THE CONTACT SHIFTED INTO PARK AND THE VEHICLE STOPPED. THE VEHICLE WAS RESTARTED AND DROVE NORMALLY. THERE WERE NO INJURIES. THE VEHICLE WAS NOT TAKEN TO THE DEALER FOR DIAGNOSTIC TESTING. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND OPENED A CASE. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 180,000. THE VIN WAS UNKNOWN.”
Owner complaint to NHTSAFiled Nov 26, 2019Vehicle speed controlCrash reportedODI 11282526
“TL* THE CONTACT OWNED A 2009 HYUNDAI SONATA. WHILE DRIVING APPROXIMATELY 10-15 MPH AND MAKING A LEFT TURN, THE VEHICLE INDEPENDENTLY ACCELERATED TO APPROXIMATELY 50-60 MPH. THE VEHICLE CRASHED INTO A TELEPHONE POLE. THE AIR BAG DEPLOYED. THE CONTACT SUSTAINED TWO BROKEN LEGS, A BROKEN ANKLE, AND SEVERAL BROKEN RIBS, WHICH REQUIRED MEDICAL ATTENTION. A POLICE REPORT WAS FILED. THE CONTACT WAS EXTRACTED FROM THE VEHICLE USING THE JAWS OF LIFE. THE VEHICLE WAS DESTROYED AND TOWED TO AN IMPOUND LOT. THE VEHICLE WAS NOT DIAGNOSED. A DEALER WAS NOT CONTACTED. THE MANUFACTURER WAS NOTIFIED AND PROVIDED CASE NUMBER: 15535396. THE APPROXIMATE FAILURE MILEAGE WAS 81,000.”
Owner complaint to NHTSAFiled Mar 20, 2019Vehicle speed controlCrash reportedODI 11190292
“ON 10/08/2009 MY 209 HYUNDAI SONATA WENT INTO AN UNINTENDED ACCELERATION. AS SOON AS I PUT THE CAR INTO DRIVE IT BEGAN TO ACCELERATE. THE BRAKES DID NOT WORK AND I WAS ABLE TO SHIFT INTO NEUTRAL. I WAS ON A NARROW DIRT ROAD WITH LITTLE LIMITED OPTIONS AS TO WHERE TO STEER THE VEHICLE. I MISSED A BOULDER, GARAGE, AND TREE BEFORE HITTING THE SIDE OF A HOUSE. THE AMBULANCE WAS CALLED AND I WAS TRANSPORTED TO THE LOCAL EMERGENCY ROOM. I HAD A CONCUSSION, FRACTURED KNEE ALONG WITH A NUMBER OF BRUISES AND ABRASIONS. THE EMTS TOLD ME HOW LUCKY IF WAS SINCE THE AIR BAGS DID NOT DEPLOY.. AN INTERNET SEARCH, INCLUDING YOUR WEBSITE, NOTES THESE PROBLEMS GOING BACK SEVERAL YEARS. TOYOTA HAD THE SAME PROBLEM AND DID A RECALL. MY INJURIES WILL EXCEED THE LIMIT OF MY INSURANCE AND I WILL HAVE TO PURCHASE A CAR. I KNOW HOW LUCKY I WAS TO WALK AWAY. I AM SURE OTHERS HAD MORE SERIOUS INJURIES AND HIGHER EXPENSES. WHAT DOES IT TAKE TO FORCE HYUNDAI TO DO THE RIGHT THING?”
Owner complaint to NHTSAFiled Oct 14, 2016Electrical system, Vehicle speed controlFire reportedODI 10916130
“UPON ACCELERATING UP AN ENTRANCE RAMP TO THE HIGHWAY, CAR ACCELERATED AT AN UNREASONABLE RATE OF SPEED TRIED USING BRAKES, BUT THEY WERE GONE. CAR HIT SPEEDS OF 60/65 MPH FOR MORE THAN 3 MILES ON A TURNPIKE. PARKING BRAKE DID NOT WORK, BRAKE PEDAL WAS DOWN TO THE FLOOR AND I COULD NOT CONTROL THE SPEED OF THE AUTO. AFTER TRAVELING MORE THAN 3 MILES, IN THE SHOULDER, I PUT THE GEAR INTO NEUTRAL AND THE CAR BEGAN TO SLOW DOWN AND FINALLY STOP. TOWED FROM TURNPIKE TO DEALERSHIP. KNOW THERE HAVE BEEN PROBLEMS WITH THE 2006 MODEL, BUT IS THERE ANYTHING SIMILAR TO MY EXPERIENCE WITH THE SONATA 2009.”
Owner complaint to NHTSAFiled Oct 10, 2016Vehicle speed control, Service brakesODI 10915037
“I WAS AT THE GAS PUMP TRYING TO EASE UP TO GET CLOSER SO THE NOZZLE COULD REACH MY TANK. IN THE PROCESS OF EASING UP THE CAR TOOK OFF FORWARD, CAUSING THE DOOR TO CLOSE MY LEG IN THE DOOR ALMOST CAUSING ME TO LOOSE MY LEG. THE ACCELERATOR GOT STUCK.”
Owner complaint to NHTSAFiled Jun 17, 2016Vehicle speed controlCrash reportedODI 10874808

Showing 6 of 31 reports. Read every report on NHTSA.gov.

Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 10, 2026NHTSA vehicle page

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.