2008 Hyundai Sonata vs 2008 Mercury Grand Marquis
Complaints, recalls, TSBs, investigations and safety ratings side by side, from official federal data. Last verified Aug 7, 2026. Raw complaint counts are not adjusted for sales volume.
| Metric | 2008 Hyundai Sonata | 2008 Mercury Grand Marquis |
|---|---|---|
| NHTSA complaints | 425 | 78 |
| Recall campaigns | 3 | 3 |
| Service bulletins (TSBs) | 53 | 16 |
| Investigations | 4 | 1 |
| Crash reports | 19 | 11 |
| Fire reports | 11 | 1 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 22–25 | 18 |
| Median reported incident mileage | 65,250 mi | 51,250 mi |
Reported problems side by side
| Component | Hyundai Sonata | Mercury Grand Marquis |
|---|---|---|
| Air Bags | 137 | 3 |
| Visibility | 67 | 0 |
| Engine | 48 | 4 |
| Electrical System | 32 | 9 |
| Service Brakes, Hydraulic | 30 | 5 |
| Electronic Stability Control (esc) | 30 | 2 |
| Visibility/wiper | 30 | 0 |
| Vehicle Speed Control | 14 | 15 |
Symptoms owners describe
| Airbag warning light | 79 | 0 |
| Rust / corrosion | 21 | 5 |
| Check engine light | 13 | 0 |
| Stalling | 12 | 0 |
| Clunking / rattling | 9 | 0 |
| Brake problems | 8 | 0 |
| Hesitation / surging | 6 | 0 |
| Overheating | 6 | 0 |
2008 Hyundai Sonata
2008 Mercury Grand Marquis
Compare all Hyundai Sonata vs Mercury Grand Marquis years →
Method. Complaints are unique NHTSA reports. A vehicle that sold more units will naturally accumulate more complaints — use shares and read the underlying reports before drawing conclusions.