1991 Hyundai Sonata Other or unknown Problems
- Complaints
- 2about this part
- Share
- 7%of 29 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the other or unknown of the 1991 Hyundai Sonata, 7% of the 29 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“When driving at any speed without any prior warning the engine check light came on and will not go off. Also, engine/transmission leak. Consumer have been having problems every since day one.”
NHTSA complaint #831031, filed 1998-11Other or unknown: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2025 | 3 | 18% |
| 2024 | 9 | 19% |
| 2023 | 7 | 8% |
| 2022 | 10 | 11% |
| 2021 | 32 | 24% |
| 2020 | 30 | 16% |
| 2019 | 23 | 14% |
| 2018 | 59 | 16% |
| 2017 | 103 | 13% |
| 2016 | 92 | 13% |
| 2015 | 169 | 15% |
| 2014 | 85 | 11% |
| 2013 | 181 | 9% |
| 2012 | 125 | 8% |
| 2011 | 217 | 6% |
| 2010 | 37 | 11% |
| 2009 | 48 | 10% |
| 2008 | 21 | 5% |
| 2007 | 22 | 3% |
| 2006 | 32 | 3% |
| 2005 | 6 | 4% |
| 2004 | 12 | 6% |
| 2003 | 6 | 3% |
| 2002 | 14 | 4% |
| 2001 | 4 | 2% |
| 2000 | 3 | 1% |
| 1999 | 5 | 4% |
| 1998 | 2 | 4% |
| 1997 | 2 | 4% |
| 1996 | 1 | 4% |
| 1993 | 2 | 8% |
| 1991 | 2 | 7% |
| 1989 | 1 | 9% |
Other parts of the 1991 Hyundai Sonata
9 complaintsTransmission and drivetrain
7 complaintsEngine cooling
6 complaintsElectrical system
5 complaintsBrakes
3 complaintsAir bags
1 complaintsSteering
1 complaintsVehicle speed control
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaintsWheels
1 complaints
← All problems reported for the 1991 Hyundai Sonata
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology