2015 Hyundai Sonata Pre-Purchase Inspection Checklist
Known Issues — 2015 Hyundai Sonata
CRITICAL
Theta II engine bearing failure on 2015-2019 models — critical recall (check VIN)
CRITICAL
Engine fire risk related to ABS module on some model years — check recalls
MODERATE
2.0L turbo oil consumption on 7th gen models
MODERATE
Panoramic sunroof stress fracture (exploding sunroof reports on 7th gen)
MINOR
Bluetooth/infotainment software bugs — intermittent disconnects
MINOR
Steering column rattle on high-mileage examples
What to Inspect
- Run VIN through NHTSA — multiple recall campaigns on 2015-2019 models
- Check engine oil level and look for consumption signs (dipstick)
- Inspect panoramic sunroof for cracks or stress marks around glass edges
- Test all power features: seats, mirrors, sunroof mechanism
- Listen for engine knock especially at startup and under load
- Test adaptive cruise control and lane keeping if equipped
Expected Maintenance Costs
| Service | Interval | Cost |
|---|---|---|
| Oil change (synthetic) | every 5,000 miles | $50-$85 |
| Transmission service (automatic) | every 60,000 miles | $120-$200 |
| Spark plugs (iridium) | every 60,000 miles | $80-$150 |
| Brake pads front | every 40,000-60,000 miles | $130-$220 |
| Air filter | every 15,000-30,000 miles | $20-$40 |
| Coolant flush | every 60,000 miles | $80-$130 |
Get a Personalized AI Inspection Report
The data above covers common issues. For a comprehensive, AI-generated report specific to this vehicle — including detailed checks for every system, red flags, and a full verdict — generate your free report below.
2 free reports per day · No account needed
More Hyundai Inspection Checklists
Maintenance Guides for Hyundai Owners
Want a complete buying guide? Read our Used Car Buying Inspection Checklist.