2021 Kia Sorento Pre-Purchase Inspection Checklist
Known Issues — 2021 Kia Sorento
MODERATE
1.6L T-GDI hybrid battery degradation on PHEV variants
MODERATE
2.5L T-GDI engine oil consumption in some units
MINOR
Third-row seat electric fold mechanism failure
MINOR
Infotainment software bugs on early MQ4 production
MINOR
Rear camera image quality degradation
MINOR
HTRAC AWD occasional hesitation on low-traction surfaces
What to Inspect
- PHEV battery SoH if hybrid variant
- Oil consumption records on 2.5T
- Third-row electric seat fold mechanism
- Infotainment system — test all functions
- AWD engagement on loose surface
- Scan for all fault codes
Expected Maintenance Costs
| Service | Interval | Cost |
|---|---|---|
| Oil change (synthetic) | every 7,500 miles | $70-$110 |
| Transmission fluid service | every 60,000 miles | $200-$350 |
| Spark plugs | every 60,000-100,000 miles | $100-$180 |
| Brake fluid flush | every 3 years | $80-$120 |
| Air filter | every 15,000-30,000 miles | $25-$50 |
| Coolant flush | every 5 years | $100-$150 |
| Cabin air filter | every 15,000-30,000 miles | $25-$45 |
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