2018 HYUNDAI SONATA Complaints

View complaints related to 2018 HYUNDAI SONATA. The complaints found here are submitted by actual consumers with first hand experience. There are more than 370 complaints submitted for the 2018 HYUNDAI SONATA. You can submit your own complaint to the NHTSA or call the Hotline, Monday-Friday 8am to 8pm at (888) 327-4236, TTY: (800) 424-9153.

  • 2018 HYUNDAI SONATA
    - SIMI VALLEY, CA

    WHILE DRIVING MY VEHICLE AT NEARLY 70 MPH ON THE FREEWAY, MY CAR SUDDENLY FELT LIKE I HIT A BRICK WALL AND MY CHECK ENGINE LIGHT CAME ON AND BEGAN FLASHING. I WAS THEN UNABLE TO ACCELARATE PAST 55 AND FELT MY CAR HAD A VERY SLUGGISH RESPONSE WHEN STEPPING ON THE GAS PEDAL. I WAS NEARLY HIT BY ANOTHER CAR BECAUSE THERE WAS NO WARNING (BREAK LIGHTS) WHEN MY CAR IMMEDIATELY SLOWED DOWN. I THEN HAD TO HAVE MY CAR TOWED 50 MILES FROM WHERE I WAS TO THE DEALERSHIP NEAR MY HOME. WHEN I BROUGHT IN MY CAR THEY SAID THEY HAD ANOTHER CAR WITH THE SAME EXACT ISSUE. I CALLED AFTER MY CAR HAD BEEN THERE FOR APPROXIMATELY THREE DAYS TO GET A STATUS UPDATE AND THEY SAID THEY STILL DIDN'T KNOW WHAT WAS CAUSING THE ISSUE, BUT THAT A THIRD VEHICLE HAD NOW BEEN BROUGHT IN FOR THE SAME ISSUE. TODAY A WEEK LATER, I CALLED TO GET AN UPDATE AND THE OTHER TWO VEHICLES THEY ARE FIXING WITH A NEW WIRING HARNESS; HOWEVER MINE THEY STILLL ARE UNSURE WHAT THE ISSUE IS. THIS IS NOW THE THIRD ISSUE I'VE HAD WITH MY CAR IN LESS THAN 13,000 MILES. PREVIOUSLY MY CAR WAS HAVING TROUBLE STARTING THE DEALER SAID EVERYTHING WAS FINE. ALSO MY FRONT RUNNING LIGHT BURNED OUT AT NEARLY 7K MILES.

    Source: NHTSA WEB SITE
  • 2018 HYUNDAI SONATA
    - CAMBRIDGE, MD

    I WENT INTO PURCHASING DEALER FOR FIRST OIL CHANGE AT 5100 MILES, THEY FLASHED COMPUTER AND LOADED UPDATE HYUNDAI CAMPAIGN 953 PRODUCT IMPROVEMENT. ABOUT 50 MILES AFTER THE RECALL WAS PERFORMED MY CAR WENT INTO LIMP MODE AND IS BARELY DRIVEABLE. CAR WAS ALSO HESITATING, AND BUCKING A BIT. TOOK IT BACK TO DEALER THEY STATED THE CODE DIDN'T APPLY TO MY CAR AND FLASHED IT AGAIN. IT AGAIN WENT INTO LIMP MODE AFTER 50 MILES OR SO. THE RECALL IS SUPPOSED TO PLACE THE VEHICLE IN LIMP MODE DUE TO ROD BEARING WEAR. MY CAR HAS 5,400 MILES ON IT AND IT NOW AT A DIFFERENT DEALER. GOT INFORMATION FROM THAT DEALER REGARDING A TBS #19-01-002 AND LOOKS LIKE ENGINE REPLACEMENT OR WIRING HARNESS.

    Source: NHTSA WEB SITE
  • 2018 HYUNDAI SONATA
    - PROSPERITY, PA

    I TOOK MY 2018 HYUNDAI SONTA SE IN FOR ITS FIRST OIL CHANGE WITH 3564 MILES ON IT. THEY DID A COMPUTER UPDATE AS PART OF A RECALL. I DROVE LESS THAN ( MILES FROM THE DEALERSHIP, WENT TO PULL OUT FROM A STOP LIGHT. IT STARTED MISS FIRING AND THE CHECK ENGINE LIGHT STARTED FLASHING. I WENT BACK TO THE DEALER. THEY SAID IT HAD A CODE AND TGEY HAD TO CALL HYUNDAI TO FIND OUT WHAT TO DO. THEY GAVE ME A LONER AND TOLD ME THE WIRING HARNESS HAD TOO MUCH INTERFERENCE/STATIC IN IT AND THEY HAD TO ORDER A NEW ONE. VERY HARD TO BELIEVE A COMPUTER UPDATE WOULD CAUSE THE WIRING HARNESS TO GO BAD.

    Source: NHTSA WEB SITE
  • 2018 HYUNDAI SONATA
    - AURORA, IL

    I WANT TO HAVE ALL CHANGED AFTER THE OIL WAS CHANGED THE ENGINE LIGHT CAME ON IN THE CAR I WANTED TO STALL

    Source: NHTSA WEB SITE
  • 2018 HYUNDAI SONATA
    - CORONA, CA

    THE LANE DEPARTURE WARNING SOUND DOES NOT HAVE ADEQUATE VOLUME AND THERE IS NO OPTION OR SOFTWARE ADJUSTMENT TO INCREASE THIS VOLUME ACCORDING TO HYUNDAI CORPORATE OR MY LOCAL DEALER SERVICE DEPARTMENT. WITH INCREASED AGE OUR HEARING ABILITY MAY BE LESS THAN WHEN WE WERE YOUNGER, MIXED IN WITH FLUCTUATING ROAD NOISE, THIS SAFETY FEATURE MAY NOT INFORM (AUDIBLE SOUND NOTIFICATION TO LOW) A DRIVER OF LANE DEPARTURE AT THE EARLY DESIRED NOTIFICATION TIME. IN MY OPINION, THIS NON ABILITY TO ADJUST THE VOLUME UP OR DOWN ON THE LANE DEPARTURE SAFETY FEATURE IS A GROSS ENGINEERING FAILURE.

    Source: NHTSA WEB SITE
  • 2018 HYUNDAI SONATA
    - CHULA VISTA, CA

    TL* THE CONTACT OWNED A 2018 HYUNDAI SONATA. WHILE DRIVING APPROXIMATELY 5 MPH, THE VEHICLE INDEPENDENTLY ACCELERATED. THE CONTACT DEPRESSED THE BRAKE PEDAL, BUT IT FAILED TO SLOW DOWN OR STOP THE VEHICLE. THE VEHICLE CRASHED INTO A PALM TREE. AN INCIDENT REPORT WAS FILED, BUT NOT A POLICE REPORT DUE TO THE FACT THAT THERE WAS NO IMMEDIATE INJURY. THE CONTACT SUFFERED A SORE NECK AND A POSSIBLE WHIPLASH. THE VEHICLE WAS TOWED TO AN INDEPENDENT FACILITY. KEARNEY MESA HYUNDAI (4797 CONVOY ST, SAN DIEGO, CA 92111, (858) 278-7100) WAS CONTACTED AND A VOICE MESSAGE WAS LEFT. THE MANUFACTURER WAS NOT CONTACTED. THE CAUSE OF THE FAILURE WAS NOT DETERMINED. THE APPROXIMATE FAILURE MILEAGE WAS 500. *TT CONSUMER STATED BRAKE PEDAL WAS PUSHED MULTIPLE TIMES AND SHE DID SEEK MEDICAL ATTENTION.*JB

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE
  • 2018 HYUNDAI SONATA
    - LUCAS, TX

    I HAD A RECALL PERFORMED ON MY CAR. 'HYUNDAI CAMPAIGN 953 PRODUCT IMPROVEMENT '. 10 MILES AFTER THE RECALL WAS PERFORMED MY CAR WENT INTO LIMP MODE AND IS BARELY DRIVEABLE. THE RECALL IS SUPPOSED TO PLACE THE VEHICLE IN LIMP MODE DUE TO ROD BEARING WEAR. MY CAR HAS 5,560MILES ON IT AND THE ENGINE IS ALREADY FAILING.

    Source: NHTSA WEB SITE
  • 2018 HYUNDAI SONATA
    - NEWTON, MA

    CAR HAS KEYLESS START. WILL NOT START IN TEMPS BELOW 20 DEGREES F. HAS HAPPENED 4X IN 2 WEEKS. CAR IS 8 MOS OLD / LESS THAN 6K MILES. 1ST 3 TIMES EVENTUALLY STARTED BY RUNNING ENGINE. THE WARNING LIGHTS THAT SHOW ARE CHARGING SYSTEM (RAN ITSELF DOWN TO 57% BATTERY THIS TIME); ENGINE OIL PRESSURE AND MIL LIGHT. THE IMMOBILIZED INDICATOR IS ON BUT THEN GOES OFF. THE TANK IS FULL OF GAS. THE BLUE LINK APP CAN'T REMOTELY START THE CAR. IT STATES THAT THE REQUEST WAS NOT PROCESSED.

    Source: NHTSA WEB SITE
  • 2018 HYUNDAI SONATA
    - TAYLORSVILLE, NC

    HAD OIL CHANGED ON 1/24/2019, THEY DID THE ECM UPDATE FOR THE KNOCKS SENSER AND AFTERWARDS ON THE WAY HOME THE CAR WENT INTO LIMP MODE AND CHECK ENGINE LIGHT CAME ON. I ALSO RECEIVED AN EMAIL FROM HYUNDAI BLUE LINK SAYING THAT AN ENGINE COMPONENT HAD FAILED. TOOK BACK TO DEALERSHIP AND THEY GAVE ME A LOANER. THEY SAID THEY WOULD HAVE TO HEAR BACK FROM HYUNDAI IN CA?? SOUNDS LIKE NOBODY KNOWS WHAT IS GOING ON??

    Source: NHTSA WEB SITE
  • 2018 HYUNDAI SONATA
    - STRONGSVILLE, OH

    I BOUGHT MY 2018 SONATA IN JANUARY 2018. I HAVE NOTICED THAT IT TENDS TO HESITATE WHEN MAKING TURNS ESPECIALLY RIGHT TURNS. THIS PROBLEM OCCURS RANDOMLY WHEN ACCELERATING FROM STOP OR SLOW MOTION. LAST WEEK, I SLOWED DOWN TO TAKE A NEAR 90 DEGREE LEFT TURN. THE SPEED LIMIT IS 25 MPH ON THIS ROAD. THERE WAS A VEHICLE IN FRONT OF ME - SO, I MAINTAINED A SAFE SPEED AND DISTANCE. AFTER TAKING THE TURN, MY CAR SKIDDED VERY SUDDENLY AS I WAS COMING OUT OF THE CURVE, AND IT WAS ALL I COULD DO TO CORRECT IT AND PREVENT IT FROM HITTING A CONCRETE PILLAR OF THE FREEWAY PASSING ABOVE. THE ROAD APPEARED DRY AND THE CAR IN FRONT OF ME DID NOT HAVE ANY PROBLEMS. WHILE I CANNOT RULE OUT THE PRESENCE OF BLACK ICE, I WAS CONCERNED THAT ONE OF THE WHEEL MAY HAVE LOCKED UP EITHER DUE TO HARDWARE OR SOFTWARE PROBLEMS. I TOOK THE CAR TO THE DEALER TODAY. THE SERVICE DEPARTMENT CHECKED OUT CAR AND THEY DID NOT FIND ANY PROBLEMS. I AM REPORTING THIS INCIDENT SINCE I NOTICED THAT SOME OTHER OWNER COMPLAINED OF ENGINE HESITATION WHEN TAKING TURNS. PERHAPS, OTHER OWNERS MAY BE EXPERIENCING SIMILAR ISSUES.

    Source: NHTSA WEB SITE