Hatchback/liftgate problems of the 2008 Mercedes Benz ML350

The contact owns a 2008 mercedes-benz Ml350. While the vehicle was parked, the power liftgate failed to operate. The failure recurred constantly. The vehicle was taken to the dealer where it was diagnosed that the control unit for the power liftgate failed due to water contamination. The vehicle was repaired by having the seal of the rear tail lamp assembly replaced, but the remedy failed. The VIN was not included in NHTSA campaign number: 09v076000 (exterior lighting). The manufacturer was not made aware of the failure. The failure mileage was 23,000.