2004 Hyundai XG 350 problems & reliability
47 owner complaints filed with NHTSA for the 2004 Hyundai XG 350. Last verified Aug 8, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
4 complaints report injuries (5 injured).
Federal crash records (FARS 2020–2023): 2004 Hyundai XG 350 vehicles were involved in 3 fatal crashes with 2 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Vehicle Speed Control → | 10 | 21% |
| Suspension | 9 | 19% |
| Air Bags | 7 | 15% |
| Service Brakes, Hydraulic | 6 | 13% |
| Structure | 6 | 13% |
| Engine and Engine Cooling | 4 | 9% |
| Electrical System | 2 | 4% |
| Engine | 2 | 4% |
| Equipment | 2 | 4% |
| Service Brakes | 2 | 4% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
All 17 reported components →Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Among the 37 complaints that included a usable odometer reading, the median reported incident mileage was 51,131 miles (middle 50% between 15,000 and 90,000 miles).
Complaints by incident year
What owners report
“vehicle has a front rusted subframe in two spots on passenger side it will not pass inspection. it is Dangerous to keep driving it it looks like there is a recall on this issue in 04/2009, but it says 0 unrepaired recalls which is obviously not correct Manufacturer: HYUNDAI MOTOR COMPANY Mfr's Report Date: APR 14…”
Structure · filed Feb 6, 2023
“Car was inspected at mechanic during a routine oil change. Mechanic stated that the frame was rusted, which could affect the ability to safely operate the vehicle. I did a search and discovered that similar damage was noted in a recall 09-01-020 dated July 2009. Unfortunately, my vehicle was not included in the recall…”
Suspension · filed Jan 6, 2022
“There is a recall for the this vehicle but hyundai does not have it for my vin.I brought the car in for a wheel alignment and the repair shop told me that the sub frame is rotted away this is the recall that they had for vehicles the same years as mine. I've been informed this is a very very dangerous unfortunately we…”
Suspension · filed Sep 17, 2019
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
28 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2004 Hyundai XG 350. The 10 most recent:
This bulletin contains information about the proper removal of the windshield wiper blade protective cover on all models. If the protective cover is not removed correctly, there is a possibility of the rubber insert and…
24-BD-001H · Service Bulletin/Repair Instructions · issued Feb 14, 2024
This bulletin provides important checkpoint guidelines when performing engine oil and filter change services.
23-EM-005H · Service Bulletin/Repair Instructions · issued Oct 13, 2023
Hyundai applies a Paint Protection Film (PPF) on new vehicles before delivery to dealerships. It provides a barrier between the paint and contaminants, such as rail dust, acid rain, and industrial fallout. In rare…
23-BD-007H · Service Bulletin/Repair Instructions · issued Apr 24, 2023
This bulletin provides information regarding condensation related to the accumulated moisture in the headlamp, rear combination lamp, daytime running lamp (DRL), or fog lamp. This TSB illustrates the various causes of…
23-BD-002H · Service Bulletin/Repair Instructions · issued Jan 30, 2023
Follow the guidelines outlined in this bulletin to inspect and clean or replace certain components of the engine intake system accordingly during engine short block or sub-assembly replacement.
22-EM-010H · Service Bulletin/Repair Instructions · issued Jul 28, 2022
Effective June 2, 2008, Federal Motor Vehicle Safety Standard 110 (FMVSS 110) established a threshold for correcting load carrying capacity information indicated on tire placards when vehicle weight has been increased…
22-GI-006H · Service Bulletin/Repair Instructions · issued Jul 14, 2022
Hyundai approves only the ATF, DCT gear oil and IVT gear oil specified in the vehicleâ  s ownerâ  s manual. ï · Use of other ATF may result in improper shift quality or other drivability conditions. ï · Use…
21-AT-006H · Service Bulletin/Repair Instructions · issued May 21, 2021
This bulletin provides the service procedure for engine connecting rod bearing clearance testing. Perform the procedure outlined in this bulletin to fulfill the Bearing Clearance Test inspection requirements to…
21-EM-004H · Service Bulletin/Repair Instructions · issued Mar 30, 2021
This bulletin provides best practice recommendations when performing brake service procedures.
21-BR-002H · Service Bulletin/Repair Instructions · issued Mar 23, 2021
This bulletin provides the inspection procedure and repair guidelines for certain vehicles listed below.
21-EM-003H · Service Bulletin/Repair Instructions · issued Mar 10, 2021
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
No NHTSA recall campaigns name the 2004 Hyundai XG 350 in our current data. Recalls may apply only to certain VIN ranges — always confirm with a VIN check.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2004 Hyundai XG 350?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Among complaints with usable mileage, the median reported incident mileage was 51,131 miles. This does not predict when a particular vehicle will develop a problem.