Buyer's guide
First model year W148 examples with lower mileage and full service records command premium pricing in the used market. Focus on battery health verification and warranty transfer eligibility when evaluating pre-owned examples.
Common issues
| Issue | Severity | Notes |
|---|---|---|
| Early thermal management software updates required on 2026 models | Medium | Resolved through OTA updates in 2027 |
| Occasional DC rapid charging connector fitment variations | Low | Covered under warranty |