Above Average Affidabilità

Checklist di ispezione pre-acquisto per 2021 Porsche 911

992 · 3.0L Twin-Turbo Flat-6 (379hp Carrera) / 3.0L Twin-Turbo Flat-6 (443hp Carrera S) / 3.7L Twin-Turbo Flat-6 (640hp Turbo S) · $125,000 - $220,000

Problemi noti — 2021 Porsche 911

MINOR

PCM software issues causing navigation and audio glitches

MODERATE

Carbon buildup on intake valves from direct injection

MINOR

PDK 8-speed occasional harsh shift under aggressive driving

MINOR

Rear wiper motor failure on Targa models

MINOR

Sport exhaust valve rattle at cold idle

MINOR

TPMS sensor battery depletion on older sets

Cosa controllare

  • Software update status on PCM and all control modules
  • Compression and leakdown test — verify no bore scoring developing
  • Check PDK 8-speed for smooth engagement across all drive modes
  • Inspect rear-axle steering and all chassis electronics
  • Test all cameras, sensors, and ADAS features
  • Review service history for dealer-performed maintenance

Costi di Manutenzione Previsti

Intervento Intervallo Costo
Major service (spark plugs, filters, fluids) every 30,000 miles $1,000-$1,600
Intake valve walnut blast cleaning every 40,000-60,000 miles $600-$1,000
8-speed PDK fluid every 40,000 miles $350-$550
Brake fluid flush every 2 years $150-$250
Tire replacement (rear 305/30-20) every 15,000-25,000 miles $1,400-$2,000
Annual inspection yearly $500-$800

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Guide di manutenzione per proprietari di Porsche