Complaints
187
Crashes
25
Fires
4
Injuries
34
Fatalities
—
Recalls
0
Worst 1999 Hyundai Sonata Problems
Top 3 most-reported issues with average mileage at failure.
#126 complaints
Structure:Frame And Members
Avg mileage:108,343 mi
#218 complaints
Airbags
Avg mileage:57,521 mi
Crash-related:2
#311 complaints
Automatic Transmission
Avg mileage:66,782 mi
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All Problems by Category
Every NHTSA complaint category for the 1999 Hyundai Sonata.
| Component | Complaints | Crashes | Fires | Avg Mileage | Volume |
|---|---|---|---|---|---|
| Structure:Frame And Members | 26 | — | — | 108,343 mi | |
| Airbags | 18 | 2 | — | 57,521 mi | |
| Automatic Transmission | 11 | — | — | 66,782 mi | |
| Engine & Cooling | 10 | 1 | — | 96,104 mi | |
| Suspension Failures | 10 | — | — | 119,006 mi | |
| Air Bags:Frontal | 7 | 7 | — | 200,000 mi | |
| Engine And Engine Cooling:Engine:Gasoline | 7 | 1 | — | — | |
| Seat Belts:Front:Anchorage | 5 | — | — | — | |
| Steering Defects | 5 | 1 | — | 110,587 mi | |
| Structural Problems | 5 | 1 | — | 113,500 mi | |
| Engine And Engine Cooling:Engine | 4 | 1 | 1 | — | |
| Suspension:Front | 4 | — | — | — | |
| Tire Defects | 4 | 1 | — | — | |
| Unintended Acceleration | 4 | 1 | — | — | |
| Air Bags:Frontal:Sensor/Control Module | 3 | — | — | — | |
| Air Bags:Side/Window | 3 | 1 | — | — | |
| Electrical System:Wiring | 3 | 1 | — | — | |
| Structure:Frame And Members:Underbody Shields | 3 | — | — | — | |
| Electrical Faults | 2 | — | — | — | |
| Electrical System:12v/24v/48v Battery | 2 | — | 1 | — | |
| Electrical System:Ignition | 2 | — | — | — | |
| Electrical System:Starter Assembly | 2 | — | — | — | |
| Electrical System:Wiring:Interior/Under Dash | 2 | — | — | — | |
| Exterior Lighting:Headlights | 2 | — | — | — | |
| Service Brakes, Hydraulic:Antilock/Traction Control/Electronic Limited Slip | 2 | 1 | — | — | |
| Tires:Tread/Belt | 2 | — | — | — | |
| Visibility:Windshield Wiper/Washer | 2 | — | — | — | |
| Electrical System:Alternator/Generator/Regulator | 1 | — | — | — | |
| Electrical System:Wiring:Front Underhood | 1 | — | 1 | — |
Structure:Frame And Members
26
complaints
Crashes
—
Fires
—
Avg Miles
108,343
Airbags
18
complaints
Crashes
2
Fires
—
Avg Miles
57,521
Automatic Transmission
11
complaints
Crashes
—
Fires
—
Avg Miles
66,782
Engine & Cooling
10
complaints
Crashes
1
Fires
—
Avg Miles
96,104
Suspension Failures
10
complaints
Crashes
—
Fires
—
Avg Miles
119,006
Air Bags:Frontal
7
complaints
Crashes
7
Fires
—
Avg Miles
200,000
Engine And Engine Cooling:Engine:Gasoline
7
complaints
Crashes
1
Fires
—
Avg Miles
—
Seat Belts:Front:Anchorage
5
complaints
Crashes
—
Fires
—
Avg Miles
—
Steering Defects
5
complaints
Crashes
1
Fires
—
Avg Miles
110,587
Structural Problems
5
complaints
Crashes
1
Fires
—
Avg Miles
113,500
Engine And Engine Cooling:Engine
4
complaints
Crashes
1
Fires
1
Avg Miles
—
Suspension:Front
4
complaints
Crashes
—
Fires
—
Avg Miles
—
Tire Defects
4
complaints
Crashes
1
Fires
—
Avg Miles
—
Unintended Acceleration
4
complaints
Crashes
1
Fires
—
Avg Miles
—
Air Bags:Frontal:Sensor/Control Module
3
complaints
Crashes
—
Fires
—
Avg Miles
—
Air Bags:Side/Window
3
complaints
Crashes
1
Fires
—
Avg Miles
—
Electrical System:Wiring
3
complaints
Crashes
1
Fires
—
Avg Miles
—
Structure:Frame And Members:Underbody Shields
3
complaints
Crashes
—
Fires
—
Avg Miles
—
Electrical Faults
2
complaints
Crashes
—
Fires
—
Avg Miles
—
Electrical System:12v/24v/48v Battery
2
complaints
Crashes
—
Fires
1
Avg Miles
—
Electrical System:Ignition
2
complaints
Crashes
—
Fires
—
Avg Miles
—
Electrical System:Starter Assembly
2
complaints
Crashes
—
Fires
—
Avg Miles
—
Electrical System:Wiring:Interior/Under Dash
2
complaints
Crashes
—
Fires
—
Avg Miles
—
Exterior Lighting:Headlights
2
complaints
Crashes
—
Fires
—
Avg Miles
—
Service Brakes, Hydraulic:Antilock/Traction Control/Electronic Limited Slip
2
complaints
Crashes
1
Fires
—
Avg Miles
—
Tires:Tread/Belt
2
complaints
Crashes
—
Fires
—
Avg Miles
—
Visibility:Windshield Wiper/Washer
2
complaints
Crashes
—
Fires
—
Avg Miles
—
Electrical System:Alternator/Generator/Regulator
1
complaints
Crashes
—
Fires
—
Avg Miles
—
Electrical System:Wiring:Front Underhood
1
complaints
Crashes
—
Fires
1
Avg Miles
—
Search Owner Complaints
Read what owners actually reported to NHTSA for the 1999 Hyundai Sonata. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.
Other Hyundai Sonata Years
1999 Hyundai Sonata — FAQ
Answers based on real NHTSA complaint and recall data for this specific model year.
Is the 1999 Hyundai Sonata reliable?
Verdict: Below Average Complaints. The 1999 Hyundai Sonata has 187 NHTSA complaints, 25 crash-related, and 0 recall campaigns. The most common issue is Structure:Frame And Members with 26 complaints. Source: NHTSA via VinItel.
What are common problems with the 1999 Hyundai Sonata?
Top reported problems: Structure:Frame And Members (26 complaints, avg 108,343 mi); Airbags (18 complaints, avg 57,521 mi); Automatic Transmission (11 complaints, avg 66,782 mi). Every complaint is filed by an owner with NHTSA — this is raw reported data, not editorial opinion.
At what mileage do problems start on the 1999 Hyundai Sonata?
The weighted average mileage at time of complaint is about 100,635 miles. Some components fail earlier, some later — check the "All Problems by Category" table above for per-issue averages.
How safe is the 1999 Hyundai Sonata?
NHTSA complaints for the 1999 Hyundai Sonata include 25 crash-related reports, 4 fire reports, 34 injuries, and 0 fatalities. These are owner-reported incidents, not official crash-test ratings — a complaint being filed doesn't confirm a defect, but clusters around specific components are worth investigating.
Does the 1999 Hyundai Sonata have any recalls?
No NHTSA recall campaigns have been issued for the 1999 Hyundai Sonata as of the latest data sync. Verify by VIN for the most current status — new recalls can be issued years after a model year ships.
Should I buy a 1999 Hyundai Sonata?
Fewer complaints than typical for this model. That's a good sign, but every individual car is different — the VIN still tells you what happened to this specific one.
Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinItel.
Wider context: See the full Hyundai Sonata reliability report with year-by-year comparison and generation analysis.
Check Your Specific 1999 Hyundai Sonata
Real owner complaints tell you about the model. The VIN tells you about your specific car — accidents, title issues, odometer fraud.
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