1993 Hyundai Sonata: common problems

Owners of the 1993 Hyundai Sonata filed 26 complaints with NHTSA, most often about engine and cooling and powertrain. Details by component below, with sources.

Key figures

Owner complaints: 26
involving a crash: 1

What fails most often

1 Engine and cooling 35% of all complaints
2 Powertrain 35% of all complaints
3 Electrical system 27% of all complaints
4 Steering 12% of all complaints
5 Seat belts 8% of all complaints
6 Service brakes 8% of all complaints
7 Exterior lighting 4% of all complaints
8 Seats 4% of all complaints

Circle size and colour show each component’s share of NHTSA complaints. Schematic only, not a drawing of the exact model.

Engine and cooling: 9 complaints (35% of all).
Powertrain: 9 complaints (35% of all).
Electrical system: 7 complaints (27% of all).
Steering: 3 complaints (12% of all).
Seat belts: 2 complaints (8% of all).

Engines and transmissions

US-market versions per EPA. On the right: how many NHTSA complaints name this engine or transmission type.

2 L · petrol · 4 cyl
3 L · petrol · 6 cyl
automatic, 4-speed
manual, 5-speed

Drive: FWD

Symptoms owners describe

How many of the 26 NHTSA complaints mention each symptom (automatic count from complaint text; one complaint can mention several).

transmission slipping4 · 15%
steering or power steering problems3 · 12%
knocking, grinding or other noise2 · 8%
smoke, burning smell, fire2 · 8%
stalls while driving2 · 8%
windows, sunroof2 · 8%
brake failure1 · 4%
headlights and tail lights1 · 4%
oil leak or consumption1 · 4%
overheating, coolant loss1 · 4%

Components owners complain about

Component	Owner complaints	involving a crash
Engine and cooling	9	0
Powertrain	9	0
Electrical system	7	0
Steering	3	0
Seat belts	2	0
Service brakes	2	0
Exterior lighting	1	0
Seats	1	1
Visibility	1	0
Other	3	0

What owners report

Short excerpts of NHTSA complaints in the original wording. These are owner statements not verified by NHTSA; personal data removed.

While driving at 10 mph, making a right hand turn, another vehicle rear ended consumer's vehicle, and both front back seats broke. Driver was injured. Manufacturer contacted, but provided no help.
Seats · crash · 1999-05-21 · NHTSA complaint #838308
Dt: just bought the vehicle used and it started smoking. Also, fluid was coming out of it, had vehicle towed to brother's house. Dealer hasdnot looked at vehicle.
Engine and cooling · 2005-06-24 · NHTSA complaint #10126505
The engine smokes on start up and the lifters rattle and knock was in and out of the dealership for months. Every 850+ miles burns a quart of oil was told that the way that engine works.the car was kept for four months and came back the same way.
Engine and cooling · 2001-03-01 · NHTSA complaint #741176
They say my vin is for a canadian vehicle (?) and so they can't assist with the seat belt tracking problem. I wonder if that's legitimate, or bogus. Please advise via email.
Seat belts · 2001-01-31 · NHTSA complaint #739990
Brake system replaced at purchase because of slow reaction and noise, transmission failure on hill in 5 o'clock traffic, valve seals replaced after car continually blew smoke from burning the oil, catalytic converter replaced after failing to work, front cam, lifters and a rocker replaced (no idea if this could be a…
Engine and cooling · 2000-11-09 · NHTSA complaint #735806
Took the automobile into dealership to have a vehicle inspection done. When leaving dealership noticed that the directional signals did not work circled around the block and drove the car back to the dealership. I explained that the directional signals were working fine when I brought the vehicle in. Mr.
Exterior lighting · 2000-09-14 · NHTSA complaint #730248
Starter failed causing driver to keep turning ignition key off and on to get vehicle to start. Nlm
Electrical system · 2000-03-22 · NHTSA complaint #548069
Transmission made grinding noise. Been to dealer & had mechanic change transmission. The 2nd transmission was same as first. Took vehicle back & transmission replaced once again, 3 months later, transmission stopped working. Had vehicle towed home.
Powertrain · 1999-09-28 · NHTSA complaint #849014

When owners complained

NHTSA complaints by filing year. The peak shows at what age the problems show up most.

19963
19975
19983
19998
20004
20012
20051

Comparison

By complaint count this model year ranks 7,316 of 36,656 model years in the NHTSA data (top 20% most complained about).

On average one model year of the Sonata has 403 complaints (40 years in the data). This year has 26, below average.

What to check before buying

Engine and cooling. Radiator and fan after a frontal hit, coolant level and condition, overheating.
Powertrain. Shift quality under load, harsh shifts, transmission codes, CV joints.
Electrical system. Scan all modules, test the battery and alternator, inspect connectors near the impact zone.
Steering. Steering play, power assist, rack and tie rods after a wheel impact.

Other years of this model

Questions and answers

What are the most common problems with the 1993 Hyundai Sonata?

Owner complaints to NHTSA most often mention: engine and cooling, powertrain, electrical system. Total complaints: 26. The most frequent symptoms in complaint texts: transmission slipping (15%), steering or power steering problems (12%), knocking, grinding or other noise (8%).

How many service bulletins (TSB) were issued for the 1993 Hyundai Sonata?

NHTSA lists 0 manufacturer service bulletins for this year. A bulletin tells dealers how to diagnose or fix a known issue; it is not a recall.

Should I buy a 1993 Hyundai Sonata from a US auction?

Owner complaints describe defects, not crash damage. Before bidding, check the components listed above and review the lot photos: VinWind builds a report of visible and hidden damage by VIN.

Other 1993 models

Read also

Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-05.