TSB: REVISION NOTICE August 8, 2018 Rev1: ? Applicability has been updated to include 2018 model year Tacoma vehicles.
? The Production Change Information section has been added and the Parts Information section has been updated. Any previous printed versions of this bulletin should be discarded. Some 2016 ? 2018 model year Tacoma Double Cab 4WD vehicles equipped with a BD22 rear differential may exhibit a whine noise from the rear of the vehicle. This condition may occur while driving around 50 mph at constant speed, slight acceleration, or slight deceleration and may be caused by rear differential vibration transferring through the chassis and body. Follow the Repair Procedure in this bulletin to address this condition.
