2001 Hyundai Sonata problems & reliability
205 owner complaints filed with NHTSA for the 2001 Hyundai Sonata, alongside 3 safety recall campaigns. 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.
17 complaints report injuries (21 injured).
Federal crash records (FARS 2020–2023): 2001 Hyundai Sonata vehicles were involved in 2 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 |
|---|---|---|
| Structure | 69 | 34% |
| Air Bags | 47 | 23% |
| Suspension | 29 | 14% |
| Engine and Engine Cooling | 23 | 11% |
| Service Brakes, Hydraulic | 20 | 10% |
| Power Train | 18 | 9% |
| Vehicle Speed Control | 13 | 6% |
| Steering | 10 | 5% |
| Electrical System | 9 | 4% |
| Visibility | 9 | 4% |
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 86,000 miles (middle 50% between 61,500 and 126,000 miles), based on 137 complaints that included mileage.
Complaints by incident year
What owners report
“Upper rear control arm is connected to the subframe of the car and it’s rotted/ rusted out where the bushing goes to hold the control arm in place. Where am I supposed to mount the bushing now since it’s no longer there.”
Structure · filed Dec 25, 2021
“Recently I had a situation where I was driving on county road way and my car suddenly collapsed and came to an immediate stop. To say the least, I was a little shook up. I got out the car and noticed that the driver side wheel had lodged against the wheel well. The car would go into gear but it was making a knocking…”
Unknown OR Other · filed Jun 14, 2019
“I was driving down my street when the drivers cv axle popped out of the transmission. I got the vehicle towed home and removed the wheel to find that the subframe was corroded completely into. I know there are recalls pertaining to this exact issue on this type of car”
Suspension · filed Dec 1, 2018
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- FRONT SUB-FRAME CORROSION
Engineering Analysis EA08016 · opened Aug 21, 2008 · closed Apr 20, 2009 · led to recall 09V124000
- FRONT SUB-FRAME CORROSION
Preliminary Evaluation PE08029 · opened Apr 22, 2008 · closed Aug 21, 2008
Technical service bulletins
86 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2001 Hyundai Sonata. The 10 most recent:
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
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
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 2001 Hyundai Sonata has 3 NHTSA recall campaigns — 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 2001 Hyundai Sonata?
- · 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 86,000 miles — budget accordingly if the car is approaching that mileage.