2004 Hyundai XG350 problems & reliability
44 owner complaints filed with NHTSA for the 2004 Hyundai XG350, alongside 1 safety recall campaign. Last verified Aug 7, 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.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Air Bags → | 14 | 32% |
| Vehicle Speed Control → | 12 | 27% |
| Electrical System | 6 | 14% |
| Structure | 6 | 14% |
| Suspension | 5 | 11% |
| Power Train | 4 | 9% |
| Service Brakes, Hydraulic | 4 | 9% |
| Engine | 3 | 7% |
| Fuel/propulsion System | 2 | 5% |
| Seats | 2 | 5% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Half of the failures with a reported odometer reading occurred by 63,000 miles (middle 50% between 30,000 and 105,000 miles), based on 35 complaints that included mileage.
Complaints by incident year
What owners report
“I noticed a clunking when stopping. My hired Mechanic claims the engine cradle is rusted through and needs replacement. I read it had a recall for this vehicle. 2004 Hyundai XG350 4 door sedan”
Unknown OR Other · filed May 27, 2024
“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.”
Fuel/propulsion System · filed Sep 6, 2018
“Tl* the contact owns a 2004 hyundai xg350. The contact stated that the vehicle experienced abnormal veering and the steering column was loose. The failure occurred without warning. Hall hyundai newport news located at 12872 jefferson ave newport news, va where it was diagnosed as severe corrosion on the frame. The…”
Suspension · filed Mar 26, 2018
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
34 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2004 Hyundai XG350. The 10 most recent:
The National Highway Traffic Safety Administration (NHTSA) has identified the presence of substandard and dangerous driver’s-side airbag inflators manufactured by Jilin Province Detiannuo Automobile Safety System Co.…
DTN DL · Other · issued Apr 10, 2026
The National Highway Traffic Safety Administration (NHTSA) has issued an urgent safety advisory regarding dangerous, counterfeit driver‑side airbag inflators manufactured by Jilin Province Detiannuo Automobile Safety…
DTN DCS · Other · issued Apr 10, 2026
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…
25-BD-012H TSB · Service Bulletin/Repair Instructions · issued Nov 6, 2025
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
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
The 2004 Hyundai XG350 has 1 NHTSA recall campaign — recall repairs are free at franchised dealers regardless of the vehicle’s age.
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 XG350?
- · 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.
- · Owners most often reported problems around 63,000 miles — budget accordingly if the car is approaching that mileage.