There are 26 owner-reported powertrain & transmission complaints for the 2004 Kia Sorentoin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
Crank pully bolt snapped. Causing crank pully to fall, and critical belts to fail.
I WAS DRIVING APPROXIMATELY 35-40 MPH AND MY CAR SUDDENLY LOST POWER WITH ALL THE DASH LIGHTS BRIEFLY COMING ON (BATTERY, OIL, ETC.). FORTUNATELY I WAS CLOSE TO A SIDE STREET AND WAS ABLE TO MAKE A HARD TURN AND COAST TO THE CURB. I WAITED A MINUTE AND WAS ABLE TO RESTART THE VEHICLE. I DROVE HOME AND THERE WAS ONE MORE INCIDENT WHEN THE CAR STARTED TO LOSE POWER (LIGHTS DIMMED) HOWEVER I PUSHED ON THE GAS AND IT POWERED UP AGAIN. I HAVE HAD THE LIGHTS DIM AND THE CAR SEEMINGLY LOSE POWER SEVERAL TIMES. JUST PRIOR TO THIS THE CAR TYPICALLY HESITATES WHEN YOU ARE GOING FULL SPEED AND THEN THE DIMMING OCCURS. I'VE HAD MY CAR IDLE AT STOP SIGNS AND AT TRAIN CROSSINGS AND HAVE NOT EXPERIENCED ANY POWER LOSS. IT ALWAYS SEEMS TO HAPPEN WHILE DRIVING 35-40 MPH OR MORE. I'VE HAD IT HAPPEN WHILE DRIVING 60-70 MPH ON THE HIGHWAY. I HAD A DIAGNOSTIC RUN ON THE CAR AT THE DEALERSHIP WITH NO CONCERNING RESULTS. I'VE HAD A MECHANIC I TRUST CHECK THE ALTERNATOR, THE SPARK PLUGS, FLUSH THE COOLANT, PUT IN FUEL CLEANER, ETC. AND HE CANNOT LOCATE THE PROBLEM.
ABOUT TO GET ON HWY IN NC, RED LIGHT TURNED GREEN STARTED DRIVING NOT EVEN 10 SECONDS LATER GAS PEDAL GOES STRAIGHT TO FLOOR AND SOUNDS LIKE SOMETHING DROPS. IN THE MIDDLE OF THE ROAD CAR JUST STOPS WITH NO WARNING-RIGHT BEFORE MAJOR HWY. TRY TO CRANK THE KIA, NOTHING. AGAIN, NOTHING. PHYSICALLY PUSH THE CAR OFF ROAD WHILE OTHERS ARE SPEEDING BY-ACCIDNET WAITING TO HAPPEN THANK GOD IT DIDNT. GET IT TOWED HOME. SAT IN YARD EVER SINCE. REPLACED MULTIPLE PARTS. STILL DOES NOT RUN..
I WAS ON MY WAY TO WORK ON TUESDAY, MARCH 3, 2015. IT WAS ABOUT 7:30/7:40 A.M. I WAS DRIVING MY 2004 KIA SORENTO EX. I HAD JUST DRIVEN THROUGH ST. PETER, MN ON HWY 169 SOUTH ON MY WAY TO MANKATO AND WAS STARTING TO PICK UP MY SPEED AS THE SPEED LIMIT INCREASES AS YOU LEAVE TOWN. ALL OF A SUDDEN, WITHOUT WARNING, MY VEHICLE JUST SHUT DOWN. THE "DUMMY LIGHTS" ALL LIT UP. I HAD NO POWER STEERING, NO BRAKES, NO ACCELERATOR - NOTHING WAS WORKING. THANK GOODNESS THE VEHICLE, BECAUSE THERE WAS NO POWER, SLOWED TO A STOP WITHIN A SHORT PERIOD OF TIME. I WAS ABLE TO PULL OVER WITHOUT A COLLISION AND NO ONE WAS HURT. I PUT IT IN PARK AND TURNED THE KEY TO THE OFF POSITION. I TRIED TO SEE IF IT WOULD START AGAIN AND ABSOLUTELY NOTHING HAPPENED WHEN I TURNED THE KEY. I CALLED AAA AND THE SORENTO WAS TOWED TO THE NEAREST MECHANIC SHOP. WITHOUT INVESTING TOO MUCH TIME IN IT BECAUSE I DIDN'T WANT A HUGE BILL, THE MECHANIC TOLD ME THAT IT HAS ELECTRICAL POWER - HAS GOOD POWER TO THE STARTER, BUT THE ENGINE DOES NOT ROTATE. THEY COULD NOT EVEN PHYSICALLY ROTATE THE ENGINE. HE TOLD ME THAT REGARDLESS OF WHAT IT WAS, IT WOULD BE VERY EXPENSIVE TO REPAIR IT BECAUSE, AT THIS POINT, THEY HAVE NO IDEA WHAT IS WRONG WITH IT. THAT'S WHEN I GOT ON FACEBOOK AND STARTED ASKING IF ANYONE HAD ANY IDEAS OF WHAT COULD BE WRONG AND A FRIEND TOLD ME ABOUT THE KIA SORENTO ENGINE DEFECT CLASS ACTION LAWSUIT. I BELIEVE MY 2004 KIA SORENTO EX IS AFFECTED BY THIS ENGINE DEFECT. IT WAS DANGEROUS TO BE DRIVING AND I AM THANKFUL I WAS NOT ON A BUSY FREEWAY. AS THIS JUST HAPPENED 3 DAYS AGO, I DO NOT KNOW WHAT I AM GOING TO DO WITH THIS SORENTO. I WOULD LIKE TO HAVE IT FIXED, BUT CANNOT AFFORD TO DO IT. IT IS STILL SITTING IN THE PARKING LOT AT THE MECHANICS IN ST. PETER WHERE AAA TOWED IT TO. *TR
DRIVING ON INTERSTATE HWY, 70 MPH, THE HARMONIC BALANCE BOLT AND ROLL PIN SHEARED OFF LEAVING BROKEN OFF STUBS IN CRANKSHAFT. CAUSING LOSS OF POWER STEERING, POWER BRAKES, I HAD DEALER REPLACE ALL FAN BELTS BECAUSE OF SQUEALING FOR THE TRIP, 300 MILES BEFORE THE FAILURE. *TR
WHILE DRIVING ALL WARNING LIGHTS CAME ON AND ALL BELTS BROKE STEERING WOULDN'T WORK. *TR
WHILE DRIVING ON THE HIGHWAY AT 65 MPH THE CRANKSHAFT BOLT BROKE, THE TIMING BELT AND DRIVE BELT CAME LOOSE. *TR
ENTERING I-35 NORTH FROM ACCESS ROAD IN SAN ANTONIO TEXAS. TIME 08:15AM (RUSH HOUR) LOUD BANG FROM REAR OF VEHICLE SPEED IMMEDIATELY DROPPED TO 20MPH, INITIALLY THOUGHT I HAD BLOWN A TIRE. PULLED OFF ACCESS ROAD TO SIDE STREET. WAS HAVING TROUBLE STOPPING VEHICLE NO BRAKE PRESSURE FOOT WENT ALL THE WAY TO FLOORBOARD. CHECKED REAR TIRES, NO VISIBLE DAMAGE TO EITHER TIRE (TIRES WERE NEW)WHEN VEHICLE WAS PURCHASED. AGAIN ATTEMPTED TO DRIVE VEHICLE, REAR TIRES WERE HAVING TROUBLE ROTATING? LATER DISCOVERED WHEEL BEARINGS HAD FAILED. *TR
CORROSION OF REAR DIFFERENTIAL, BOTH LEFT AND RIGHT ARM COMPLETELY BROKE OFF AXLE ASSY, UNSAFE TO DRIVE. REPAIR SHOP I'VE USED FOR THE LAST 4 YEARS GAVE ESTIMATE OF $1,300.00 WITH POSSIBLE ADDITIONAL COST OF UP TO $500.00. THEY SUGGESTED I CALL KIA REGARDING MY 10 YR. 100,000 MILE WARRANTY. CALLED KIA CORPORATE HEADQUARTERS FOR 10 YR. 100,000 MILE WARRANTY. WAS TOLD I NEEDED TO TOW IT FROM MY REPAIR SHOP TO THE NEAREST KIA DEALER WHICH WAS 48 MILES AWAY. SERVICE MANAGER AFTER LOOKING AT DEFECT TOLD ME WARRANTY DENIED WOULD COST $2,700.00 (APPROXIMATE) AND COULD COUNT ON AN ADDITIONAL $500.00 TO $1,000.00 WHEN TAKEN APART. PLACED ANOTHER CALL TO KIA CORP. HEADQUARTERS FOR WARRANTY AND WAS TOLD THERE IS NO DEFECT. DAMAGE AS A RESULT OF SALT OUT OF THEIR CONTROL, AND THE SERVICE MANAGER HAD THE FINAL SAY. *TR
TL* THE CONTACT OWNS A 2004 KIA SORRENTO. THE CONTACT STATED THAT THE VEHICLE EXHIBITED AN ABNORMALLY LOUD NOISE WHEN DRIVING VARIOUS SPEEDS. THE VEHICLE WAS TAKEN TO A LOCAL MECHANIC AND THE FAILURE WAS LOCATED AT THE MUFFLER TAIL PIPE HANGER AND THE REAR DIFFERENTIAL. THE MECHANIC ADVISED THAT BOTH COMPONENTS WERE CORRODED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND DENIED ASSISTANCE DUE TO THE MILEAGE ON THE VEHICLE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE AND THE CURRENT MILEAGE WAS 128,000.
CRANKSHAFT BOLT BROKE WITH APPROX 75,000 MILES. KIA ISSUED SERVICE BULLETIN AND REPLACED THE BOLT. BUT THE MOTOR WAS DESTROYED WHEN IT BROKE AND CONTINUOUSLY OVERHEATED AND WAS UNDRIVABLE. IT REQUIRED A NEW MOTOR. NOT HAVING $ TO REPLACE MOTOR & KIAS ZERO ACCOUNTABILITY. VEHICLE SAT AT A REPAIR SHOP FOR 2 YEARS & THEY FILED FOR AN ABANDONED TITLE. AT THE TIME VALUED AT APPROX $7500. WASTED!!!! THANKS KIA!
I HAD THE VEHICLE IN THE DEALERSHIP JUST BELOW 100,000 MILES. THEY DIDN'T BOTHER TO TELL ME THE TRANSMISSION CONTROL MODULE WAS MESSED UP AND NEEDED REPLACED. THIS SEEMS TO BE AN ISSUE WITH SEVERAL PEOPLE. AND THEN TO FIND OUT THIS IS A DEALER ONLY PART AND OVER 900.00! I THINK THIS WAS POOR CUSTOMER SERVICE AND THEY SHOULD'VE KNOWN SOMETHING WAS WRONG. THE GEAR SHIFT WASN'T SITTING IN DRIVE AND NOT SHIFTING CORRECTLY. I DOUBT I'D EVER BUY ANOTHER KIA BECAUSE THEIR SERVICE SUCKS! THEY DON'T VALUE THEIR CUSTOMERS AND THAT REALLY MAKES ME UNEASY. *TR
2004 KIA SORENTO MANUAL TRANSMISSION TRANSMISSION LOCKS UP RANDOMLY. I AM UNABLE TO CHANGE GEARS. THE SHIFT STICK MOVES TO THE VARIOUS POSITIONS BUT THE CAR REMAINS IN GEAR. THIS OCCURS WHILE DRIVING OR STOPPED AND TRYING TO UPSHIFT OR DOWNSHIFT . I HAVE HAD THE VEHICLE TO THE KIA DEALER ON THREE OCCASIONS, BUT THEY ARE NOT ABLE TO DUPLICATE THE PROBLEM AND HENCE, CAN DO NOTHING ABOUT IT. LAST OCCURRENCE, ON 3/27/2008, HAD VEHICLE TOWED TO THE DEALER, HOWEVER THEY SAID THAT IT WAS NOT LOCKED UP WHEN THEY DROVE IT. NO HELP FROM KIA CUSTOMER SERVICE EITHER. *TR
CAR STARTED MAKING A SQUEAKING RUBBER NOISE IN AFTERNOON THEN BY NEXT EARLY MORNING CAR WAS MAKING A LOUD SQUEALING NOISE THEN A LOUD THUNK AND BY THE TIME WE GOT IT TO THE KIA DEALERSHIP IT WAS SLIGHTLY SHAKING. WAS TOLD THE WHOLE DRIVE SHAFT NEEDED TO BE REPLACED AND IT WOULD TAKE 6 DAYS TO GET THE PART IN! NO LOANER CAR AVAILABLE SO I'M LEFT WITH NO TRANSPORTATION TO AND FROM WORK!! THANK GOD THIS IS WARRANTY WORK OTHERWISE I'D BE SCREWED EVEN MORE! *JB
TRANSMISSION OVERHEATED CAUSING OVERFLOW OF ATF ONTO EXHAUST MANIFOLD IGNITING A FIRE. *TR
INTERMITTENT SHIFTING DEFECT THAT CAUSES THE GEARS TO GET LOCKED UP AND THE TRUCK WILL NOT SHIFT INTO FIRST GEAR, OR THE SHIFTER WILL GET VERY TIGHT AND IT IS EXTREMELY DIFFICULT TO SHIFT GEARS. *JB
I PURCHASED A 2004 KIA SORENTO TWO YEARS AGO. IT WAS NOT LONG BEFORE I BEGAN TO EXPERIENCE NUMEROUS PROBLEMS WITH MY VEHICLE. TAIL LIGHTS/BRAKE LIGHTS BURNING OUT FREQUENTLY WHICH IS A MAJOR SAFETY ISSUE SINCE I DELIVER RURAL USDA MAIL. NOW MY TRANSMISSION IS BROKEN!! KIA-DULUTH ASKED IF I HAD HAD THE TRANSMISSION FLUSHED AT THE SPECIFIED MILEAGE AND THAT THEY WILL NEED VERIFICATION OF THIS. (I KNEW IMMEDIATELY THEIR OBJECTIVE WAS TO NOT HONOR THEIR WARRANTY (10 YEARS/100,000 MILE WARRANTY IF I HAD NOT FLUSHED THE TRANSMISSION). I FAXED THEM THE RECEIPT INDICATING THE TRANSMISSION HAD BEEN FLUSHED. I CONTACTED KIA-DULUTH THE FOLLOWING DAY BECAUSE I HAD NOT HEARD FROM THEM. HE SAID HE HAD NOT HEARD BACK FROM KIA YET TO AUTHORIZE THE REPAIR. THIS VEHICLE HAS CAUSED ME SO MUCH LOST WORK TIME, STRESS AND HAS BEEN EMOTIONALLY DRAINING FOR THE PAST TWO YEARS. KIA'S DECEPTIVE ADVERTISING - I BELIEVED THAT SINCE KIA WAS OFFERING A 10 YEAR/100,000 MILE WARRANTY, THEIR VEHICLE MUST BE REALLY GOOD. BOY WAS I WRONG! KIA IS BUILDING VEHICLES WITH DEFECTIVE PARTS AND MATERIALS AND HAS SET-UP THEIR WARRANTY PLAN TO BE ABLE TO VOID THEM FROM HAVING TO HONOR THEIR WARRANTY PLAN AND HAVING ANY RESPONSIBILITY. FOR FURTHER COMPLAINTS ON KIA VEHICLES, PLEASE CONTACT THE BETTER BUSINESS BUREAU AND ATTORNEY GENERAL OFFICES ACROSS THE COUNTRY AND YOU WILL FIND NUMEROUS COMPLAINTS. NUMEROUS COMPLAINTS BY CONSUMERS ARE ALSO LOCATED AT THE FOLLOWING WEBSITES: WWW.MY3CENTS.COM AND WWW.CONSUMERAFFAIRS.COM. KIA NEEDS TO BE INVESTIGATED AND PUT A STOP TO THEIR SCAMMING AND DEFRAUDING THE CONSUMER AND BEFORE SOMEONE GETS SERIOUSLY HURT OR KILLED DUE TO NUMEROUS DEFECTIVE PARTS IN THEIR VEHICLES. *NM
THE VEHICLE HAS A HESITATION ON ACCELERATION. IT VIBRATES WHILE ON THE EXPRESSWAY. THE CHECK ENGINE LIGHT COMES ON INTERMITTENTLY WHILE TRAVELING AT HIGH SPEEDS. MOST RECENTLY, THE TRANSFER CASE SEIZED UP AND THE FRONT WHEELS LOCKED UP WHILE I WAS TURNING AND I ALMOST CRASHED. IT IS NOW IN THE SHOP GETTING THE TRANSFER CASE REPLACED AND I'M TOLD THERE ARE EVEN MORE PROBLEMS WITH THE TRANSMISSION. PLEASE ADVISE ME ON WHAT TO DO SO THE COMPANY CAN POSSIBLY BUY THIS VEHICLE BACK FROM ME. *JB
1ST- MANUAL TRANSMISSION, HESITIATION OF TAKE OFF..O-RING REPLACED. 2ND-CLINKING NOISE WHEN SHIFTING GEARS..BEARINGS FAILING IN REAR DIFFERENTIAL WAS REPLACED 3RD-FELT LOOSENESS IN EMERGENCY BRAKE..I WAS TOLD NO TROUBLE FOUND 4TH-RUST ON METAL PARTS OF HEADREST..DEALER TO REPLACE.. 5TH-METAL ATTACHMENTS IN TRUNK AREA ALSO RUSTED ..WERE NOT REPLACED.. 6TH-THE BACK DEFROST PLASTIC PROTECTORS WERE NEVER REMOVED WHEN VEHICLE WAS DELIVERED, SO WHEN BACK DEFROST WAS USED THE HEAT MELTED THE STRIPS WHICH CAUSED CONDENSATION BUILD UP CAUSING THE RUST. GARDENDALE KIA OF AL HAD MY CAR FOR FIVE DAYS AND I HAD TO FIND A WAY TO WORK ON MY OWN. I WAS TOLD THEY DIDN'T GIVE LOANER CARS..VERY POOR CUSTOMER SERVICE. I BELIEVED IN THE COMPANY/PRODUCT AND PURCHASED BRAND NEW OFF THE LOT WITH A FULL WARRANTY AND BECAUSE OF BAD KIA PRODUCTS, I SHOULD HAVE BEEN ABLE TO GET A LOANER CAR. I STILL HAVE TO PAY FULL MONTHLY CAR NOTE. CUSTOMER SERVICE IS VERY IMPORTANT TO ME AND I DON'T FEEL THAT I GOT IT. I HAD TO CALL BACK TO THE SERVICE TO GET A STATUS OF WHERE THEY WERE REPAIRING MY VEHICLE..I WAS TOLD IT WOULD BE 09-01-04 AND I DID NOT GET A RESPONSE, SO I CALLED ON 09-02-04 AND WAS TOLD THE PART CAME IN BUT ALL PARTS WERE NOT INCLUDED SO I HAD TO WAIT ANOTHER DAY 09-03-04. I CALLED AT 4:30PM CST TO GET A STATUS, I WAS TOLD THEY WERE WORKING ON IT & IT WOULD BE LATER THAT AFTERNOON. THIS WAS AFTERNOON, THEY CLOSE AT 6:00PM CST..NEEDLESS TO SAY, I GOT MY CAR AT 5:45PM.. I GUESS IT REALLY DID NOT MATTER TO THEM SINCE THEY WERE NOT GETTING ANY MONEY OUT OF ME.*AK
1ST- MANUAL TRANSMISSION, HESITIATION OF TAKE OFF..O-RING REPLACED. 2ND-CLINKING NOISE WHEN SHIFTING GEARS..BEARINGS FAILING IN REAR DIFFERENTIAL WAS REPLACED 3RD-FELT LOOSENESS IN EMERGENCY BRAKE..I WAS TOLD NO TROUBLE FOUND 4TH-RUST ON METAL PARTS OF HEADREST..DEALER TO REPLACE.. 5TH-METAL ATTACHMENTS IN TRUNK AREA ALSO RUSTED ..WERE NOT REPLACED.. 6TH-THE BACK DEFROST PLASTIC PROTECTORS WERE NEVER REMOVED WHEN VEHICLE WAS DELIVERED, SO WHEN BACK DEFROST WAS USED THE HEAT MELTED THE STRIPS WHICH CAUSED CONDENSATION BUILD UP CAUSING THE RUST. GARDENDALE KIA OF AL HAD MY CAR FOR FIVE DAYS AND I HAD TO FIND A WAY TO WORK ON MY OWN. I WAS TOLD THEY DIDN'T GIVE LOANER CARS..VERY POOR CUSTOMER SERVICE. I BELIEVED IN THE COMPANY/PRODUCT AND PURCHASED BRAND NEW OFF THE LOT WITH A FULL WARRANTY AND BECAUSE OF BAD KIA PRODUCTS, I SHOULD HAVE BEEN ABLE TO GET A LOANER CAR. I STILL HAVE TO PAY FULL MONTHLY CAR NOTE. CUSTOMER SERVICE IS VERY IMPORTANT TO ME AND I DON'T FEEL THAT I GOT IT. I HAD TO CALL BACK TO THE SERVICE TO GET A STATUS OF WHERE THEY WERE REPAIRING MY VEHICLE..I WAS TOLD IT WOULD BE 09-01-04 AND I DID NOT GET A RESPONSE, SO I CALLED ON 09-02-04 AND WAS TOLD THE PART CAME IN BUT ALL PARTS WERE NOT INCLUDED SO I HAD TO WAIT ANOTHER DAY 09-03-04. I CALLED AT 4:30PM CST TO GET A STATUS, I WAS TOLD THEY WERE WORKING ON IT & IT WOULD BE LATER THAT AFTERNOON. THIS WAS AFTERNOON, THEY CLOSE AT 6:00PM CST..NEEDLESS TO SAY, I GOT MY CAR AT 5:45PM.. I GUESS IT REALLY DID NOT MATTER TO THEM SINCE THEY WERE NOT GETTING ANY MONEY OUT OF ME.*AK
Showing 1–20 of 26 complaints
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026