1.5L – Active Torque Coupling Differential – Hissing Noise From Rear Liftgate Area When Driving Between 35-50 MPH (56-80 Km/h) – 2021-2023 Ford Bronco Sport
NHTSA ID Number: 10243474 Manufacturer Communication Number: TSB 23-2298 Summary Some 2021-2023 Bronco Sport vehicles equipped with a 1.5L engine built on 24-Jul-2021 and through 31-Aug-2023 may exhibit a hissing noise from rear liftgate area when driving straight between 35-50 MPH (56 80 Km/h). This may be due to the absence of the rear floor insulator located … Read more