Average Affidabilità

Checklist di ispezione pre-acquisto per 2018 Mercedes-Benz C-Class

W205 (4th Generation) · 2.0L Turbo I4 (C300, 255hp) / 3.0L Biturbo V6 (C43 AMG, 385hp) · $24,000 - $34,000

Problemi noti — 2018 Mercedes-Benz C-Class

MODERATE

Oil consumption above normal in refreshed 2.0L M254 engine

MODERATE

9G-Tronic transmission jerky shifts when cold

MODERATE

Rear differential noise in AMG models under load

MODERATE

Sunroof water leak due to clogged drain tubes

MINOR

MBUX predecessor COMAND system GPS accuracy issues

MODERATE

Catalytic converter efficiency codes (P0420/P0430) in high-mileage examples

Cosa controllare

  • Check oil consumption history with dipstick and service records
  • Cold-start transmission behavior — drive immediately after startup
  • Listen for differential whine in AMG variants under acceleration
  • Inspect sunroof seals and drain tubes
  • Check for check engine light or pending catalyst codes
  • Verify navigation GPS lock and screen responsiveness

Costi di Manutenzione Previsti

Intervento Intervallo Costo
Service A (oil & filter, fluid check) every 10,000 miles $250-$380
Service B (full inspection, brake fluid, cabin filter) every 20,000 miles $550-$750
Spark plugs replacement every 60,000 miles $300-$450
Transmission fluid service every 40,000 miles $350-$500
Brake pads and rotors (front axle) every 30,000-40,000 miles $600-$950
Differential fluid (AMG models) every 40,000 miles $200-$350

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Guide di manutenzione per proprietari di Mercedes-Benz