Problems · NHTSA complaints
2001 Hyundai XG300 problems
Owners filed 63 complaints about the 2001 Hyundai XG300 with NHTSA between Oct 2001 and Sep 2016. The most-cited component is engine and engine cooling (15).
Complaints
63
Filed with NHTSA
Crashes
6
Reported by owners
Fires
0
Reported by owners
Injuries
8
People reported injured
Deaths
0
Reported to NHTSA
Complaints by component
One complaint can cite several components
- Engine and engine cooling15
- Electrical system12
- Air bags10
- Power train8
- Service brakes, hydraulic8
- Vehicle speed control7
- Suspension5
- Structure5
- Fuel system, gasoline4
- Latches/locks/linkages2
- Fuel/propulsion system1
- Service brakes1
- Engine1
- Electronic stability control (esc)1
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
Data from NHTSA Complaints API · synced Nov 10, 2026NHTSA vehicle page
When complaints were filed
Does it get worse with age? Complaints per calendar year filed
1
20
7
12
5
3
4
1
0
4
1
1
1
1
1
1
View as table
| Model year | Complaints filed per calendar year |
|---|---|
| 2001 | 1 |
| 2002 | 20 |
| 2003 | 7 |
| 2004 | 12 |
| 2005 | 5 |
| 2006 | 3 |
| 2007 | 4 |
| 2008 | 1 |
| 2009 | 0 |
| 2010 | 4 |
| 2011 | 1 |
| 2012 | 1 |
| 2013 | 1 |
| 2014 | 1 |
| 2015 | 1 |
| 2016 | 1 |
Mileage at failure isn’t a structured field in NHTSA complaint data, so we don’t chart it. Some owners mention it in their reports below.
Top problems in owners’ words
Verbatim from NHTSA complaints, newest first
Engine and engine cooling
15 reports
“1. HAVE HAD BRAKES REPLACED AND ROTORS RECALIBRATED TWICE AND STILL HAVE VIBRATION UPON BRAKING. DEALERSHIP SAYS I'M NOT BRAKING PROPERLY AND CAUSING BRAKES TO OVERHEAT, WHICH CAUSING ROTORS TO WARP. I'VE BEEN BRAKING THE SAME WAY FOR 35 YEARS AND NEVER HAD THIS PROBLEM. 2. AIR CONDITIONER STILL DOES NOT COOL PROPERLY AND HAS BEEN IN SHOP SEVERAL TIMES. DEALERSHIP SAYS THERE IS A LEAK IN THE A/C COOLANT, BUT THEY CANNOT FIND IT. 3. CAR CONTINUALLY STUTTERS AT HIGH SPEEDS, DEALERSHIP HAS REPLACED NUMEROUS PARTS, BUT PROBLEM PERSISTS. 4. ENGINE BEGAN MAKING CLACKING NOISE ABOUT 2 MONTHS AGO. DEALERSHIP SAID BAD GAS WAS CAUSE, BUT HIGH-GRADE GASOLINE HAS NOT FIXED PROBLEM. DEALERSHIP SAID I NEEDED A TUNE-UP, BUT THAT DID NOT FIX PROBLEM. DEALERSHIP SAYS THEY CANNOT HEAR NOISE, BUT NOISE IS CLEARLY AUDIBLE WHEN ACCELERATED AND CLIMBING HILLS (2-4 RPMS). DEALERSHIP STILL SAYS THEY DON'T HEAR A PROBLEM AND CANNOT FIND ANYTHING WRONG. THIS IS OF MAJOR CONCERN TO ME, AS I'M AFRAID THE ENGINE WILL BLOW UP WHILE ON A MAJOR HIGHWAY. 5. AIRBAG LIGHT CAME ON ABOUT A MONTH AGO, AND WON'T GO OFF, ALTHOUGH NOTHING IS WRONG IS AIRBAGS. 6. RADIO HAS A SHORT THAT CAUSES RADIO TO…”
Electrical system
12 reports
“TL* THE CONTACT OWNS A 2001 HYUNDAI XG300. THE CONTACT STATED THE CHECK ENGINE LIGHT REMAINED ILLUMINATED ON THE WARNING PANEL AND DESPITE THE FACT THAT ROUTINE OIL CHANGES WERE PERFORMED ON THE VEHICLE, THE LIGHT WOULD NOT SHUT OFF. THE DEALER WAS UNABLE TO PROVIDE A REASON AS TO WHY THE CHECK ENGINE LIGHT WAS ILLUMINATED. THERE WERE NO REPAIRS MADE TO THE VEHICLE. THE VIN WAS NOT AVAILABLE. THE FAILURE MILEAGE WAS 70,000 AND THE CURRENT MILEAGE WAS 79,000.”
Air bags
10 reports4 crashes1 related recall
“DRIVING 65 MPH ON A MAJOR INTERSTATE WHEN VEHICLE #1 DROVE ACROSS INTERSTATE, VEHICLE #2 T-BONED VEHICLE #1, AND I STRUCK VEHICLE #2 FROM BEHIND AT APPROXIMATELY 45 MPH. TOTALED VEHICLE AND AIR BAGS NEVER DEPLOYED. NECK, BACK, SHOULDER, AND LEFT ELBOW INJURIES.”
Power train
8 reports1 related recall
“TL*THE CONTACT OWNS A 2001 HYUNDAI XG300. THE CONTACT STATED THAT THE VEHICLE WOULD PULL TO THE RIGHT WHEN SHE DROVE VARIOUS SPEEDS INCLUDING APPROXIMATELY 35 MPH. SHE NOTICED THE FAILURE IN OCTOBER 2003. THE TIRES WERE CHECKED AND ALIGNED; HOWEVER, THE FAILURE CONTINUED TO OCCUR. A LOCAL MECHANIC STATED THAT THE FRONT SUBFRAME WAS CORRODED. SHE LATER INQUIRED ABOUT RECALL 09V124000, SUSPENSION AND WAS TOLD THAT HER VEHICLE WAS NOT INCLUDED. SHE ALSO STATED THAT IN AUGUST 2007 SHE NOTICED THAT THE SRS LIGHT WAS ILLUMINATED. THE VEHICLE WAS INSPECTED AND IT WAS CITED THAT THE SRS LIGHT WAS ON BECAUSE OF A FAULTY WIRE WHICH WAS CONNECTED TO THE FRONT SEAT AND COULD NOT BE ADJUSTED. THE VEHICLE WOULD HAVE TO BE TAKEN APART TO CONFIRM THAT THE WIRE WAS FAULTY. SHE ALSO WAS INFORMED THAT RECALL 02V105000, AIR BAGS, SIDE/WINDOW WAS RELATED TO HER FAILURE BUT DID NOT INCLUDE HER VIN. IN JULY 2009, SHE NOTICED THAT THE FUEL TANK WOULD NOT TAKE GASOLINE. SHE FELT AS IF IT WAS BECAUSE OF THE FUEL TANK ASSEMBLY VALVE BUT IT WAS NOT CONFIRMED BY AN INSPECTOR. THE VEHICLE REJECTED THE FUEL AND CAUSED SPILLAGE. SHE CALLED THE MANUFACTURER AND WAS ADVISED THAT THEY COULD NOT…”
Service brakes, hydraulic
8 reports2 crashes
“I HAVE SPECIFIC PROBLEMS SIMILAR TO COMPLAINT ODI ID NUMBER : 10165481. 1. MY BRAKES WOULD VIBRATE TERRIBLY WHEN GOING DOWN HILL. THIS HAPPENED AFTER ABOUT 10000 MILES ON THE CARE I REPLACED THEM WITH CERAMIC PADS AND RESURFACED THE ROTORS THIS LARGELY FIXED THE PROBLEM. 2. RADIO HAS A SHORT THAT CAUSES RADIO TO GO ON AND OFF INTERMITTENTLY. IF A CD IS PUT IN THE CD PLAYER AND LEFT THERE WHILE RADIO IS IN USE, THE RADIO WORKS FINE. MILEAGE WAS APPROXIMATELY 63000 3. ENGINE BEGAN MAKING CLACKING NOISE ABOUT 8 MONTHS AGO. DIDN'T DO ANYTHING ABOUT THE CLACKING NOISE YET. MILEAGE WAS APPROXIMATELY 65000 4. GAS CAP DOOR POPPED OPEN WHILE DRIVING THEN WHEN PARKED AND VEHICLE TURNED OFF DOOR RELEASE MECHANISM WILL AUTOMATICALLY ACTIVATE CONTINUOUSLY UNTIL THE BATTERY RUNS DOWN. UNPLUGGED DOOR SWITCH AT DOOR AND USE MANUAL RELEASE IN TRUNK. MILEAGE WAS APPROXIMATELY 65000 NOT RESOLVED 5. HAD SIMILAR PROBLEM TO 10099943 CARE JUST DIED WHILE DRIVING, COULD HERE ELECTRICAL ARCING WHEN TRYING TO RESTART. WAS TOWED 300 MILES TO HAVE FIXED MILEAGE WAS APPROXIMATELY 15000 THIS ISSUE WAS RESOLVED AT THE DEALER. *TR”
Vehicle speed control
7 reports1 crash
“TL* THE CONTACT OWNS A 2001 HYUNDAI XG300. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 60 MPH, THE ENGINE STALLED WITHOUT WARNING. THE VEHICLE WAS RESTARTED AND DRIVEN CAUTIOUSLY ON THE SHOULDER. IN ADDITION, THERE WAS AN UNEXPECTED ACCELERATION AND UNKNOWN ELECTRICAL ISSUES. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER FOR DIAGNOSIS. THE TECHNICIAN WAS UNABLE TO DETECT A TROUBLE CODE. THE CONTACT STATED THAT THE ALTERNATOR HAD BEEN PREVIOUSLY REPLACED BY AN INDEPENDENT MECHANIC. THE MANUFACTURER WAS NOTIFIED OF THE PROBLEM. THE APPROXIMATE FAILURE MILEAGE WAS 51,000. ...UPDATED 12-24-13 *BF”
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 10, 2026
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.