IllustrationTL* THE CONTACT OWNS A 2004 HYUNDAI XG 350. WHILE DRIVING 30 MPH, THE BRAKES APPLIED INDEPENDENTLY. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VIN WAS INVALID. THE FAILURE MILEAGE WAS 180,000.
2004 Hyundai Xg 350
Owner reports · Recalls · Investigations
Limited comparison data
There is not enough comparable history to draw a useful model-year comparison.
About this comparison →How this year compares
Owner complaints by model year
Other model years Selected year
Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
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When problems were reported
Mileage at the reported incident
160–25K
425–50K
850–75K
575–100K
4100–150K
2150K+
39 reports with mileage · 8 unknown
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Vehicle Speed Control. Review the 10 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Suspension. Review the 9 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Air Bags. Review the 7 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
11 crash reports3 fire reports4 injury reports
Service Brakes complaints
2 reportsTL* THE CONTACT OWNS A 2004 HYUNDAI XG350. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 30 MPH, THE VEHICLE ERRONEOUSLY ACCELERATED TO A VERY HIGH RATE OF SPEED AND THE CONTACT COULD NOT STOP THE VEHICLE BY APPLYING THE BRAKES. THE VEHICLE PROCEEDED TO TRAVEL THROUGH AN INTERSECTION WHERE A SECOND VEHICLE CRASHED INTO THE…
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TL* THE CONTACT OWNS A 2004 HYUNDAI XG350. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 30 MPH, THE VEHICLE ERRONEOUSLY ACCELERATED TO A VERY HIGH RATE OF SPEED AND THE CONTACT COULD NOT STOP THE VEHICLE BY APPLYING THE BRAKES. THE VEHICLE PROCEEDED TO TRAVEL THROUGH AN INTERSECTION WHERE A SECOND VEHICLE CRASHED INTO THE DRIVER'S SIDE OF THE CONTACT'S VEHICLE. THE DRIVER AND FRONT SEAT PASSENGER SUSTAINED INJURIES TO THE BACK. THE DRIVER OF THE SECOND VEHICLE INVOLVED IN THE CRASH SUSTAINED MINOR HEAD INJURIES. A POLICE REPORT WAS NOT FILED. THE CONTACT ALSO STATED THAT THE SIDE AND FRONT AIR BAGS FAILED TO DEPLOY DURING THE CRASH. THE VEHICLE WAS DIAGNOSED BUT THE CAUSE OF THE AIR BAG AND ACCELERATION FAILURE WAS NOT DETERMINED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE BUT NO SOLUTION WAS OFFERED. THE FAILURE MILEAGE WAS 53,000.
Official recalls
0No recalls in this snapshot.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0No exact-year investigations in this snapshot.