NHTSA Complaint #11700762 — 2021 FORD BRONCO SPORT

The contact's son owns a 2021 Ford Bronco Sport. While the contact's son was driving at an undisclosed speed, the driver heard an abnormal grinding sound coming from the rear differential. The check engine warning light was illuminated. The vehicle was taken to the dealer, where it was diagnosed with a failed vent tube and water intrusion. The contact was informed that the water intrusion damaged the clutch and gears. The contact was informed that the rear differential and vent tube needed to be replaced. The vehicle was being repaired. The manufacturer was made aware of the failure, and a case was filed. The contact was provided a discount on the cost of the part. In addition, the contact was informed that the failure was a known failure with the model vehicle; however, a recall had not been initiated. The failure mileage was approximately 81,421.