FaultScore

Hyundai XG350 engine problems

25 of the 364 complaints filed about the Hyundai XG350 are about the engine — 7% of everything owners reported. The worst model year for it is 2002.

25

Complaints

7%

Share of all complaints

3

Crashes

3

Fires

Engine & Cooling complaints by model year

2001 XG350 1 4.0%
2002 XG350 11 44.0%

Median failure at 89,176 miles

2003 XG350 1 4.0%

Median failure at 90,000 miles

2004 XG350 3 12.0%

Median failure at 135,000 miles

2005 XG350 9 36.0%

Median failure at 5,500 miles

What owners said

2005 Hyundai XG350 Kansas City, MO Crash

ENGINE

1) The vehicle idle is too high. It jerks forward every time I'm at a stop then I want to go forward. I have almost ran into the back of other cars while waiting at a stop sign. 2) The bolts and Subframe is coming detached from the car. It has been confirmed by dealership and franchise auto repair places (2 of them) that the car motor is knocking around and the subframe is loose! I've currently spent over $2000 alone in repairs on the suspension, rack and pinion & oil leak & manifold intake issues since purchase in 2019. Besides the check engine light turning on and off, there was no prior warning of the subframe and/or it's bolts being rusted out prior to purchase or prior to mechanics telling me about this dangerous repair needing done. Why is the 2001-2004 XG350 have recalls on this but not the 2005 year model that is exactly the same specs and materials used as the 2004????????????????????

NHTSA complaint #11447389 — an unverified report by a vehicle owner.

2002 Hyundai XG350 at 139,000 miles Princeton, NJ Fire

ENGINE

TL* THE CONTACT OWNS A 2002 HYUNDAI XG350. WHILE DRIVING 40 MPH, A BURNING ODOR WAS DETECTED INSIDE THE VEHICLE AND THE CHECK ENGINE INDICATOR ILLUMINATED. THE CONTACT WAS NOT SURE OF THE ORIGIN OF THE ODOR. THE VEHICLE WAS NOT TAKEN TO A DEALER OR INDEPENDENT MECHANIC FOR DIAGNOSTIC TESTING OR REPAIRS. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 139,000.

NHTSA complaint #11140591 — an unverified report by a vehicle owner.

2004 Hyundai XG350 at 135,000 miles Chipley, FL Fire

ENGINE

CAR WAS PARKED NEVER HAD ANY ISSUES WENT TO CRANK IT UO IT JUST BURDT INTO FLAMES AND BURNED TO THE GROUND ENGINE WAS SNOKING AND SNOKE COMING FROM UNDERNEATH AND WSS OIURING OUT FLAMES BURNED UP IN LIKE 20 MINUTES OR SO FIRE DEPARTMENT HAD TO COME PUT IT OUT CAR IS NOTHING BUT SCRAP METAL NOW.

NHTSA complaint #11124675 — an unverified report by a vehicle owner.

2002 Hyundai XG350 at 100,700 miles Ridgewood, NJ

ENGINE

MY HYUNDAI XG 350 2002 HAD A LITTLE OVER 100,000 MILES ON IT. ON 2/12/2018, WHILE DRIVING ON A ROUTE 17 SOUTH IN MAHWAH, NJ, I HEAR A HIGH PITCH CRACKING SOUND WITH A SMOKE COMING OUT OF THE CAR AND SOON THE CAR BECAME DISABLED ON THE SIDE OF HIGHWAY ROUTE 17 S LEAKING A ENGINE OILS ALL OVER THE PLACE. AT THE BODY SHOP, THEY FOUND OUT THAT THE THE BOTTOM PART OF THE ENGINE GOT CRACKED WITH A ADULT-FIST SIZE HOLE LEAKING ENGINE OILS ALL OVER THE PLACE. THE OWNER OF THE BODY SHOP MENTIONED THAT IT IS HIS FIRST TIME TO SEE THE ENGINE GOT CRACKED WITH SUCH A BIG HOLE. IT APPEARS THAT THE ENGINE HAS A MAJOR DEFECT AND COULD HAVE CAUSED A MAJOR PROBLEM UNLESS THE DRIVER QUICKLY MOVED THE CAR TO THE ROAD SIDE BEFORE IT BECAME COMPLETELY DISABLED. I FEEL SO LUCKY THAT IT DIDN'T HAPPEN WHILE MY WIFE OR MY DAUGHTERS WERE DRIVING, AND IT HAPPENED TO ME, WHILE I WAS DRIVING. ONLY SLIGHTLY OVER 100,000 MILES AND THE ENGINES GOT CRACKED, UNBELIEVABLE.

NHTSA complaint #11076912 — an unverified report by a vehicle owner.

2005 Hyundai XG350 at 86,317 miles Woodridge, IL

ENGINE

TL* THE CONTACT OWNS A 2005 HYUNDAI XG350. WHILE DRIVING APPROXIMATELY 25 MPH, THE VEHICLE PULLED TO THE RIGHT AND IT WAS DIFFICULT TO KEEP THE WHEELS STRAIGHT. THE FAILURE OCCURRED WITHOUT WARNING. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO DIAGNOSED THAT THE CRADLE THAT SUPPORTED THE ENGINE WAS RUSTED AND ROTTED OUT. THE TECHNICIAN ALSO STATED THAT THE AIR CONDITIONING DRAINING PIPE DRAINED INTO THE CRADLE, CAUSING THE CRADLE TO RUST. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 86,317.

NHTSA complaint #10905750 — an unverified report by a vehicle owner.

2005 Hyundai XG350 at 59,000 miles Broad Brook, CT

ENGINE

I WAS BRAKING MY CAR AT THE END OF MY WORK'S DRIVEWAY WHICH ENTERS INTO A "T" INTERSECTION. UPON REACHING A SLOW SPEED OF 5 MPH THE CAR SURGED INTO THE TRAFFIC WHICH WAS TRAVELING FROM MY LEFT AND RIGHT. BRAKING FULLY HAD NO EFFECT ON THE SURGE AND THANKFULLY I WAS NOT HIT BY ANY LEFT OR RIGHT TRAVELING VEHICLES AND I JUST MISSED A VEHICLE CROSSING IN FRONT OF ME BY AN INCH AS IT PASSED. STILL BRAKING FULLY, MY CAR CROSSED THE ENTIRE ROAD AND JUMPED A CURB, SLIGHTLY HIT A RISING GRASSY HILL AND FINALLY CAME TO REST FULLY ON THE HILL ONLY AFTER I PUNCHED THE SHIFT INTO NEUTRAL. I SHOULD HAVE BEEN KILLED AND I COULD HAVE SERIOUSLY HURT THE INDIVIDUAL CROSSING IN FRONT OF ME. THIS HAS BEEN THE FOURTH INCIDENT OF THIS NATURE. THE FIRST THREE INVOLVED SOFT TAPS TO THE REAR BUMPER OF CARS STOPPED IN FRONT OF ME WHILE I WAS BREAKING AND THE ENGINE WAS SURGING. SO VERY UNSAFE!! I CHECKED ON CARCOMPLAINTS.COM AND SAW 30 PLUS COMPLAINTS OF THE SAME NATURE. I WAS TOLD THE OLDER CARS HAD A ENGINE IDLER CONTROL TO KEEP THE ENGINE FROM STALLING AFTER BREAKING FROM HIGHER RPM'S TO NEAR 0 RPM'S. IS THIS NOW CONTROLLED WITH AN ELECTRONIC MODULE? I THINK THIS PROBLEM SHOULD CAUSE A RECALL FOR THIS PROBLEM. I DON'T WANT TO DRIVE THIS VEHICLE ANYMORE. EVERY TIME I BRAKE I DON'T KNOW IF I AM GOING TO INJURE SOMEONE!!

NHTSA complaint #10596034 — an unverified report by a vehicle owner.

2004 Hyundai XG350 at 136,000 miles Bayshore, NY

ENGINE

I WAS DRIVING AND RUSTED SUBFRAME COLLAPSED CONTROL ARM & RIGHT AXEL BROKE ALSO POWER STEERING BELT BROKE. I WAS ABLE TO GET OVER NEARLY HAVING AN ACCIDENT. I HAD MY CAR REPAIRED IN 2010 AS PER RECALL YET I TRIED TO PUSH FOR SUB FRAME REPLACEMENT OVER REPAIR AT THAT TIME WITH NO LUCK. I BELIEVE THESE SUB FRAMES THAT WERE REPAIRED SHOULD BE REPLACED. THIS IS AN EXTREMELY DANGEROUS SITUATION I COULD HAVE BEEN KILLED!

NHTSA complaint #10559216 — an unverified report by a vehicle owner.

2002 Hyundai XG350 at 106,600 miles Rancho Palos Verdes, CA

ENGINE

DRIVING ON FREEWAY ON JULY 13, ODOMETER DROPS TO ZERO OR BOUNCES AROUND, CAN'T DETERMINE SPEED WHILE DRIVING, WARNING ENGINE LIGHT TURNS ON. 7/15/2013 DEALER REPLACED SENSORS SHOPPING ON JULY 28, ODOMETER DROPS TO ZERO AND WARNING ENGINE LIGHT TURNS ON 7/28/2013 DEALER REPLACED SENSORS DRIVING ON FREEWAY ON OCTOBER 6, ODOMETER DROPS TO ZERO 10/8/2013 DEALER REPLACED ODOMETER (MILEAGE WAS 108,700) DIVING ON FREEWAY ON NOVEMBER 2, ODOMETER DROPS TO ZERO, WARNING LIGHT TURNS ON HAVEN'T DECIDED WHAT TO DO WITH CAR.

NHTSA complaint #10551144 — an unverified report by a vehicle owner.

2003 Hyundai XG350 at 90,000 miles Laredo, TX

ENGINE AND ENGINE COOLING

MY VEHICLE HAS BEEN HAVING A HESITATION PROBLEM FOR SOME TIME NOW. I HAVE TAKEN IT TO SEVERAL MECHANICS AND HAVE NOT FOUND THE PROBLEM AFTER SPENDING SEVERAL THOUSAND DOLLARS. I TOOK IT TO THE LOCAL DEALER (BROWN HYUNDAI) IN LAREDO TX AND THEY POINT TO THE CATALYTIC CONVERTERS (3) AND THE OXYGEN SENSORS. I HAVE HAD A MECHANIC REMOVE THE CATALYTIC CONVERTS AND TELL ME THERE IS NOTHING WRONG WITH THE CONVERTERS. THE VEHICLE EXHAUST SYSTEM REACHES OVER 500 DEGREES. I HAVE MEASURED IT WITH A HEAT GUN. WHILE I DO NOT KNOW WHAT THE PROPER TEMPERATURE SHOULD BE I KNOW OVER 500 DEGREES IS WAY TO HIGH. WHILE I WENT TO PICK UP MY HYUNDAI AT THE DEALER HE TOLD ME THEY HAD JUST HAD 2 OTHER VEHICLES XG350'S WITH THE EXACT PROBLEM. IF YOU GO ON LINE AND READ SOME OF THE CODES THEY REFER TOO "BAND 1 AND BANK 2 SYSTEM TOO LEAN", THIS IS A VERY COMMON PROBLEM WITHOUT AN EXACT SOLUTION. I BELIEVE THE CODE IS P0174 AND P0171. BOTH THE MECHANICS I HAVE HIRED AND THE DEALER HAVE CHECKED THE LIST OF POSSIBLE PROBLEMS WHICH INCLUDE: INTAKE AIR LEAKS OXYGEN SENSORS IGNITION MISFIRING FUEL INJECTORS FUEL PRESSURE MASS AIR FLOW SENSOR.

NHTSA complaint #10548755 — an unverified report by a vehicle owner.

2004 Hyundai XG350 at 106,000 miles Columbus, OH

ENGINE

I HAVE A 2004 HYUNDAI XG350. MANY TIMES WHEN I LEAVE THE CAR OVERNIGHT (OR FOR A FEW HOURS) AND THEN START IT BACK AGAIN, THE GEAR DOES NOT ENGAGE WHEN I PUT IT IN DRIVE. WHEN I PRESS THE ACCELERATOR, AFTER A FEW SECONDS, THE GEAR ENGAGES SUDDENLY AND THE CAR LURCHES FORWARD. THE PROBLEM PERSISTS FOR THE FIRST FEW MINUTES WHILE I AM DRIVING. SO WHEN I AM MAKING A TURN, AGAIN THE CAR HAS TO START FROM ZERO, SO IT WOULDN'T MOVE FOR THE FIRST FEW SECONDS AND JUST JUMP FORWARD. THIS CAN BE VERY RISKY AT TIMES, ESPECIALLY ON TURNS. ONCE THE ENGINE IS HEATED UP, THERE IS NO PROBLEM. I HAVE ALSO FOUND OTHER PEOPLE FACING SAME ISSUE BUT NOT FIX FOR THIS PROBLEM YET. I WISH A CLASS ACTION LAWSUIT COULD BE FILED AGAINST HYUNDAI.

NHTSA complaint #10499490 — an unverified report by a vehicle owner.

2002 Hyundai XG350 Dumfries, VA

ENGINE AND ENGINE COOLING

TL* THE CONTACT OWNS A 2002 HYUNDAI XG350. THE CONTACT STATED THAT THE CHECK ENGINE LIGHT BEGAN TO ILLUMINATE ON THE INSTRUMENT PANEL WHILE GOING THROUGH AN AUTOMATED CAR WASH. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHERE THE CONTACT WAS INFORMED THAT THE FUEL TANK CANISTER NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE FAILURE HAD SINCE RECURRED TWICE. THE VEHICLE WAS TAKEN BACK TO THE DEALER ON EACH OCCASION WHERE IT WAS REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE, BUT OFFERED NO ASSISTANCE. THE FAILURE MILEAGE WAS UNKNOWN. UPDATED 08/31/11*LJ THE DEALER REPLACED SEVERAL COMPONENTS TO RECTIFY THE ENGINE LIGHT PROBLEM, BUT TO NO AVAIL. THE CONSUMER ALSO STATED THE ABS, TCB AND AIR BAG LIGHTS ILLUMINATED. THE ENGINE LIGHT IS STILL ON. UPDATED 09/09/11

NHTSA complaint #10412257 — an unverified report by a vehicle owner.

2002 Hyundai XG350 at 135,000 miles Skiatook, OK

ENGINE AND ENGINE COOLING:ENGINE

2002 HYUNDAI XG350 SUDDEN ACCELERATION WHEN STARTING OFF FROM A STOP. CAR STARTS OFF SLOW THEN SUDDENLY ACCELERATES CAUSING THE CAR TO LUNGE FORWARD. ALSO, CAR WILL RUN SMOOTH THEN START CUTTING OUT AND CAN'T GET THE CAR TO GO ANY FASTER THAN 40MPH. DEALER HAS REPLACED SEVERAL COMPUTER MODULES BUT DID NOT CURE THE SYMPTOMS.

NHTSA complaint #10352514 — an unverified report by a vehicle owner.

2002 Hyundai XG350 at 77,652 miles Murritta, CA Crash

ENGINE AND ENGINE COOLING

TL*THE CONTACT OWNS A 2002 HYUNDAI XG350. WHILE THE CONTACT WAS ATTEMPTING TO PULL OUT OF A PARKING SPOT, HE WAS STRUCK ON THE PASSENGER SIDE BY ANOTHER VEHICLE TRAVELING 45 MPH. THE CONTACT'S VEHICLE WAS DESTROYED. NONE OF THE AIR BAGS DEPLOYED. THE CONTACT DID NOT NOTICE ANY DIFFERENCES BEFOREHAND. THE VEHICLE HAS NOT BEEN DIAGNOSED BY THE DEALER. A POLICE REPORT WAS FILED. THERE WERE NO INJURIES. THE CURRENT AND FAILURE MILEAGES WERE 77,652. UPDATED 10/16/08. *LJ THE CONSUMER HAD OTHER PROBLEMS WITH THE VEHICLE PRIOR TO THE ACCIDENT. THE CHECK ENGINE LIGHT ILLUMINATED, THE REAR VIEW MIRROR NEEDED TO BE TIGHTENED, THE FRONT HEADLIGHT HAD CONDENSATION. UPDATED 10/17/08.

NHTSA complaint #10241059 — an unverified report by a vehicle owner.

2002 Hyundai XG350 at 40,000 miles Halifax, VA

ENGINE AND ENGINE COOLING

TL*THE CONTACT OWNS A 2002 HYUNDAI XG350. THE AIR BAG AND SERVICE ENGINE LIGHTS CONTINUE TO ILLUMINATE. THE CONTACT HAS TAKEN THE VEHICLE TO THE DEALER APPROXIMATELY 15 TIMES, BUT THEY HAVE BEEN UNABLE TO DETERMINE THE CAUSE OF THE FAILURES. THE DEALER RESET THE CODE, BUT THAT ONLY CORRECTS THE FAILURE FOR APPROXIMATELY A WEEK. THE FAILURE MILEAGE WAS 40,000 AND CURRENT MILEAGE WAS 74,000.

NHTSA complaint #10216240 — an unverified report by a vehicle owner.

2002 Hyundai XG350 at 60,000 miles Ankeny, IA Fire

ENGINE AND ENGINE COOLING:ENGINE

TL*THE CONTACT OWNS A 2002 HYUNDAI XG350. THE VEHICLE CAUGHT FIRE WHILE IT WAS PARKED IN THE GARAGE. THE VEHICLE HAD BEEN PARKED FOR 20 MINUTES. THE FAILURE OCCURRED WITHOUT WARNING. THE CRUISE CONTROL WAS ACTIVATED FOR 40 MILES BEFORE THE VEHICLE WAS PARKED. THE FIRE ORIGINATED IN THE ENGINE COMPARTMENT AND WAS EXTINGUISHED BY THE FIRE DEPARTMENT. THE VEHICLE WAS TOWED TO A REPAIR SHOP. THE CONTACT HAS PICTURES, IF NEEDED. THE CURRENT AND FAILURE MILEAGES WERE 60,000.

NHTSA complaint #10209305 — an unverified report by a vehicle owner.

2005 Hyundai XG350 at 2,500 miles North Aurora, IL

ENGINE AND ENGINE COOLING:ENGINE

SEVEN INSTANCES OF UNWANTED ENGINE ACCELERATION SINCE JAN 2006. ALL OCCURRENCES SIMILAR: 1)ENGINE IS WARM AFTER A PERIOD OF DRIVING; 2) CAR DECELERATING APPROACHING STOP SIGN, TRAFFIC LIGHT, OR IN STOP-AND-GO TRAFFIC; 3) A BARELY AUDIBLE "CLICK" IS HEARD AND THE ENGINE RPM BEGINS TO REV UP MAKING BRAKING DIFFICULT AND GIVING A CLUE THAT SOMETHING IS AMISS. WHEN THIS POINT IS REACHED KEY WAS TURNED OFF OR IDLE SELECTED TO SEE HOW HIGH THE RPM WOULD REV; 4800 IS THE HIGHEST NOTED. THIS IS A RANDOM EVENT AS THE CAR HAS OVER 10000 MILES WITH 7 OCCURRENCES. LATEST DATE IS NOTED BELOW.

NHTSA complaint #10162197 — an unverified report by a vehicle owner.

2005 Hyundai XG350 at 2,500 miles North Aurora, IL

ENGINE AND ENGINE COOLING:ENGINE

SEVEN INSTANCES OF UNWANTED ENGINE ACCELERATION SINCE JAN 2006. ALL OCCURRENCES SIMILAR: 1)ENGINE IS WARM AFTER A PERIOD OF DRIVING; 2) CAR DECELERATING APPROACHING STOP SIGN, TRAFFIC LIGHT, OR IN STOP-AND-GO TRAFFIC; 3) A BARELY AUDIBLE "CLICK" IS HEARD AND THE ENGINE RPM BEGINS TO REV UP MAKING BRAKING DIFFICULT AND GIVING A CLUE THAT SOMETHING IS AMISS. WHEN THIS POINT IS REACHED KEY WAS TURNED OFF OR IDLE SELECTED TO SEE HOW HIGH THE RPM WOULD REV; 4800 IS THE HIGHEST NOTED. THIS IS A RANDOM EVENT AS THE CAR HAS OVER 10000 MILES WITH 7 OCCURRENCES. LATEST DATE IS NOTED BELOW.

NHTSA complaint #10162199 — an unverified report by a vehicle owner.

2005 Hyundai XG350 at 7,114 miles Vandalia, OH

ENGINE AND ENGINE COOLING

THROTTLE BECOMES SPORADIC AND UNSTABLE. PROBLEM OCCURS ONCE CAR HAS REACHED OPERATING TEMPERATURE AND IS RESTARTED. THIS IS A SAFETY ISSUE DUE TO VEHICLE SURGING FORWARD OR NOT RESPONDING. MANUFACTURER HAS NOT RESOLVED THIS ISSUE EVEN AFTER SEVERAL ATTEMPTS.

NHTSA complaint #10160101 — an unverified report by a vehicle owner.

2005 Hyundai XG350 at 5,500 miles Spring Hill, FL

ENGINE AND ENGINE COOLING

CAR DRIVEN FOR 6 MILES. ENGINE SHUT OFF FOR 1 HOUR. RESTARTED CAR AND SHIFTED TO DIVE. CAR MOVED FORWARD WITHOUT PROBLEM. TRAVELED 3/4 MILE AND STOPPED AT TRAFFIC LIGHT BEHIND SOME CARS. HAD RIGHT FOOT ON BRAKE PEDAL, CAR STARTED TO MOVE FORWARD, PRESSED PEDAL HARDER BUT CAR CONTINUED TO MOVE FORWARD. NOTICED RPMS AT 4000 WITHOUT GAS PEDAL BEING TOUCHED. SHIFTED TO NEUTRAL, DEPRESSED AND RELEASED GAS PEDAL. RPMS AT 3500 AND DROPPED TO 1000, RPMS JUMP TO 3000 AND BACK TO 1000, RPMS JUMP TO 2500 AND BACK TO 1000, RPMS JUMP TO 2000 AND BACK TO 1000, RPMS JUMP TO 1500 AND BACK TO 1000. THIS PROCESS TOOK ABOUT 25 SECONDS. PUT CAR IN DRIVE, ALL SEEMED OK VERY BAD SITUATION. ***NOTE: CAR TEMP WAS SLIGHTLY BELOW NORMAL ****

NHTSA complaint #10157159 — an unverified report by a vehicle owner.

2005 Hyundai XG350 at 2,431 miles Danbury, CT

ENGINE AND ENGINE COOLING:ENGINE

INITIALLY (2) TIMES THERE WAS NO RESPONSE FROM ENGINE WHEN GAS PEDAL DEPRESSED, WE HAVE HAD 3-4 INCIDENTS OF WHEN STOPPED AT INTERSECTION, OR DRIVING SLOWLY IN PARKING LOT ENGINE SURGES AND BREAKS HAD TO BE APPLIED SEVERELY TO PREVENT CAR FROM HITTING OTHER CARS, THE LAST INCIDENT WAS THE TRANSMISSION WOULD NOT SHIFT FROM 1ST GEAR AND CAR WOULD NOT GO FASTER THAN 20 MPH. ALL OF THESE ARE SAFETY ISSUES.

NHTSA complaint #10152782 — an unverified report by a vehicle owner.

Other Hyundai XG350 problems