2018 KIA OPTIMA Complaints

View complaints related to 2018 KIA OPTIMA. The complaints found here are submitted by actual consumers with first hand experience. There are more than 220 complaints submitted for the 2018 KIA OPTIMA. 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 KIA OPTIMA
    - BROOKLYN, NY

    BOTH OF MY BACK DOOR SENSATORS ARE SAYING THE BACK DOORS ARE OPEN BUT THEY'RE LOCKED

    Source: NHTSA WEB SITE
  • 2018 KIA OPTIMA PHEV
    - SACRAMENTO, CA

    I WAS TOLD BY THE DEALERSHIP THAT MY 2018 KIA OPTIMA PHEV WAS REPAIRED BUT AFTER I DROVE IT OFF THE LOT AND GOT ON THE FREEWAY THE WARNING LIGHT CAME ON AGAIN AND LOST ALL POWER. I ALMOST GOT INTO ANOTHER ACCIDENT BECAUSE OF THIS. THE DEALERSHIP SAID THEY WORKED WITH KIA TECHNICAL SUPPORT TO FIX MY CAR BUT APPARENTLY KIA DOESN'T KNOW WHAT'S WRONG WITH THEIR OWN CAR. THE VEHICLE HAS ONLY 19K MILES. I'M AFRAID FOR MY SAFETY AND MY FAMILIES THAT THIS WILL CONTINUE TO HAPPEN.

    Source: NHTSA WEB SITE
  • 2018 KIA OPTIMA PHEV
    - SACRAMENTO, CA

    WHEN I WAS DRIVING ON THE HIGHWAY ON 2/14/2011 A "CHECK HYBRID SYSTEM" WARNING CAME ON, CHECK ENGINE LIGHT, TRIANGLE HEV LIGHT, A RED BATTERY LIGHT CAME ON AND CAR LOST ENGINE POWER. AFTER MY VEHICLE SLOWED TRAFFIC DOWN DUE TO NOT HAVING POWER I WAS BARELY ABLE TO PULL OVER TO THE SIDE OF THE ROAD BY COASTING THE CAR TO THE SHOULDER. IT WOULD NOT ACCELERATE WHAT SO EVER NOT EVEN WITH JUST THE ENGINE POWER. WHEN I PULLED OVER THE BIG CHECK HYBRID SYSTEM WARNING DISSAPEARED AND ONLY THE CHECK ENGINE LIGHT AND TRIANGLE HEV LIGHT STAYED ON. I HAD MY CHILDREN IN THE CAR AND ALMOST CAUSED AN ACCIDENT. IT WAS TOWED TO MY HOME AND AFTER I CONNECTED IT TO THE WALL PLUG FOR AN HOUR THE LIGHTS DISSAPEARED. I'M AFRAID THAT IF I TAKE THE CAR TO THE DEALERSHIP THAT THEY WONT BE ABLE TO REPLICATE THIS ISSUE SINCE THE WARNING LIGHTS ARE NO LONGER ON AND THEY TELL ME THEY CANT FIND THE ISSUE AND THIS HAPPENS AGAIN IN THE FUTURE. THERE ARE SEVERAL FORUMS WHERE PEOPLE HAVE THIS SAME ISSUE FROM 2014 HYBRID MODELS AND UP AND HAS HAPPENED TO THEM NUMEROUS TIMES AND THE DEALERSHIP TELLS THEM THEY CANT DUPLICATE THE PROBLEM.

    Source: NHTSA WEB SITE
  • 2018 KIA OPTIMA
    - WEST UNION, SC

    LOUD RATTELING WHEN CRANKING, CONTINUOUS RATTELING WHEN ACCELERATING UNDER DRIVERSIDE FLOOR BOARD MADE A CLUNK SOUND WHEN APPLYING BRAKES AND NOW ITS LIKE A SLIDING SOUND BEFORE IT CATCHES BRAKE

    Source: NHTSA WEB SITE
  • 2018 KIA OPTIMA
    - PERRIS, CA

    TL* THE CONTACT OWNS A 2018 KIA OPTIMA. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS, THE POWER STEERING LOCKED IN MID TURN WITH THE POWER STEERING WARNING LIGHT ILLUMINATED ON THE INSTRUMENT PANEL. THE CONTACT CALLED PERRIS VALLEY KIA (707 E 4TH ST, PERRIS, CA 92570) AND WAS INFORMED THAT THE ONLY WAY TO REPAIR THE DEFECT WAS TO DUPLICATE THE FAILURE. THE CONTACT WAS ADVISED TO LEAVE THE VEHICLE WITH THE DEALER FOR AN EXTENDED PERIOD. THE CONTACT DECLINED THE OFFER. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS APPROXIMATELY 35,000.

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE
  • 2018 KIA OPTIMA PHEV
    - DELRAY BEACH, FL

    I LEASED A NEW #KIA #OPTIMA #PHEV FROM YOU IN JULY OF 2018. IN JULY OF 2020, THE CHARGING CABLE LODGED IN THE CAR AND IT TOOK 4 HOURS FOR ROADSIDE ASSISTANCE TO REMOVE IT. ON DECEMBER 2, 2020, I GOT A CHECK ENGINE LIGHT AND MADE AN APPOINTMENT FOR SERVICE, BUT BEFORE I COULD BRING IT ON DEC 3, THE CHECK ENGINE LIGHT BECAME A TURN ENGINE OFF NOW LIGHT, AND THE CAR STOPPED DEAD IN THE MIDDLE OF A BUSY HIGHWAY WITH A WISP OF SMOKE FROM UNDER THE HOOD, A DANGEROUS SITUATION. I HAD IT TOWED TO KIA OF DELRAY. IT'S STILL THERE, THEY HAVEN'T TOLD ME WHAT'S WRONG. IT IS 2.5 YEARS OLD WITH JUST OVER 18K MILES ON IT. I LEASED THE CAR WHEN I LIVED IN CA, AND NOW LIVE IN FL, WHICH IS ALSO A PROBLEM, AS THE DEALERSHIP HERE JUST DOESN'T SEEM EQUIPPED TO SERVICE A PHEV. THE LEASE IS SCHEDULED TO END IN JULY 2021 BUT THE MANUFACTURER HAS REFUSED TO OFFER ME AN OPTION TO RETURN THE CAR EARLY, YET IT FEELS UNSAFE TO CONTINUE TO DRIVE IT (AND IT'S NOT OPERATIONAL RIGHT NOW).

    Source: NHTSA WEB SITE
  • 2018 KIA OPTIMA
    - MCDONOUGH, GA

    I HAVE 63,826 MILES ON MY 2018 KIA OPTIMA S AND I DROVE IT TO THE STORE AND ALL MY LIGHT ON THE DASH CAME ON WHEN I WOULD COME TO A STOP AND MY POWER STEERING WOULD GO OUT AND ABOUT CAUSE ME TO WRECK. I WAS TOLD THAT IT WAS MY ALTERNATOR BUT AFTER GETTING A NEW ALTERNATOR I THEN DROVE IT TO GET DINNER A FEW DAYS LATER WHEN THE SAME THING STARTED HAPPENING AGAIN AND MY POWER STEERING KEPT GOING OUT AGAIN. I HAVE TWO NEWBORN BABIES, A 5 YEAR OLD AND A 10 YEAR OLD IN THE VEHICLE WITH ME AND HAD I WRECKED WHEN THE POWER STEERING WENT OUT IT COULD HAVE BEEN A BAD SITUATION.

    Source: NHTSA WEB SITE
  • 2018 KIA OPTIMA
    - THEODORE, AL

    I WAS IN A CAR ACCIDENT AS I WAS DRIVING ON I65 AND MY AIR BAGS DID NOT DEPLOY AND MY SEAT BELT DIDN'T LOCK UP

    Source: NHTSA WEB SITE
  • 2018 KIA OPTIMA
    - OCEANSIDE, CA

    THIS ISSUE HAS HAPPENED MULTIPLE TIMES TO NOT ONLY MYSELF. IT MY WIFE AS WELL. AS WE'RE DRIVING ANYWHERE ABOVE 45MPH. A WARNING DISPLAY COMES ON TELLING US TO CHECK THE HEV, TO PULL OVER, AND TURN OFF OUR VEHICLE. WE COMPLY TO THE WARNING AND WHEN RESTARTING THE VEHICLE, CHECK ENGINE LIGHT COMES ON AND THEN SAME ISSUE HAPPENS AGAIN A FEW MINUTES AFTER DRIVING. ONE OUT OF THE FOUR TIMES THAT THIS ISSUE HAS OCCURED TO US, THE VEHICLE COMPLETELY DIED ON MY WIFE DUE TO THE BATTERY NOT CHARGING. SO WHEN SHE PULLED OVER AND TRIED TO TURN THE VEHICLE BACK ON, IT WOULDN'T RESTART. CODE ON CAR IS P2600 GENERIC COOLANT PUMP CIRCUIT A OPEN. EVERYWHERE SAYS RECALL ISN'T AVAILABLE FOR OUR CAR BUT AM SEEING THAT SAME ISSUE WITH OUR YEAR, MAKE, AND MODEL IS OCCURRING. WHICH IS THE HYBRID PROPULSION SYSTEM IS BEING AFFECTED. THE VOLTAGE PROTECTION DEVICE (VPD), DESIGNED TO PROTECT THE HIGH VOLTAGE BATTERY MODULE IS BEING ACTIVATED INADVERTENTLY.

    Source: NHTSA WEB SITE
  • 2018 KIA OPTIMA
    - PAWLEYS ISLAND, SC

    ON NOVEMBER 7 WHILE DRIVING ON A FREEWAY IN SC I HAD A CATOSTROPHIC FAILURE IN MY FRONT LEFT TIRE AT 55 MILES PER HOUR. FORTUNATELY I WAS ABLE TO EXIT SAFELY AND GET MY VEHICLE OFF THE ROAD. THE TIRE WAS FILLED TO MANUFACTURER PSI AND WAS DRIVEN ONLY 13,151 MILES. THE SIDEWALL WAS BLOWN OUT. I DID NOT HIT ANYTHING TO CAUSE THIS FAILURE THE TIRE IS A KUMHO 215 R17 94 V. MY VEHICLE IS A 2018 KIA OPTIMA S. I BELIEVE I SHOULD HAVE A FULL REPLACEMENT FOR THIS FAILURE.

    Source: NHTSA WEB SITE