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Checklist di ispezione pre-acquisto per 2019 Mercedes-Benz GLS

X166 (1st Generation) · 3.0L Diesel V6 (GLS350d, 255hp) / 4.7L Biturbo V8 (GLS550, 449hp) / 5.5L Biturbo V8 (GLS63 AMG, 577hp) · $36,000 - $78,000

Problemi noti — 2019 Mercedes-Benz GLS

CRITICAL

AIRMATIC air spring and compressor failure on aging examples

CRITICAL

7G-Tronic conductor plate failure leading to limp mode

MODERATE

Transfer case leaks disabling AWD on high-mileage examples

MODERATE

GLS63 V8 oil leaks from timing cover and valve covers

MODERATE

Rear differential bearing noise under load

MODERATE

Panoramic sunroof drain blockage causing interior leaks

Cosa controllare

  • Inspect all four air suspension corners — park overnight and check in morning
  • Scan 7G-Tronic for conductor plate codes
  • Inspect transfer case and rear differential for oil seeps
  • Listen for differential bearing noise under acceleration at 20-50 mph
  • Check panoramic roof drain tubes and headliner for moisture
  • Check GLS63 engine top for oil leaks

Costi di Manutenzione Previsti

InterventoIntervalloCosto
Service A (oil & filter)every 10,000 miles$350-$500
Service B (full inspection)every 20,000 miles$800-$1,200
Air spring replacement (each)as needed$1,000-$1,800
Transmission conductor plateas needed$1,000-$1,800
Brake pads and rotors (front)every 25,000-35,000 miles$900-$1,400
Rear differential fluid serviceevery 40,000 miles$250-$450

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