Toyota RAV4 2019 — technical service bulletin
Bulletin T-SB-0019-20 · NHTSA communication 10173739 · issued Mar 3, 2020
Technical service bulletin
communication type
Equipment Adaptive/mobility
component
2019
model years
1
vehicle entries
Official summary
TSB: Some 2019 model year RAV4 Adventure and Limited grade AWD vehicles may exhibit an abnormal buzz/groan noise from the front transfer case at 20 ? 30 mph when accelerating from a stop and/or at 20 ? 13 mph on deceleration after driving the vehicle for 15 ? 20 minutes or more. This condition occurs with Normal drive mode selected during disconnect/connect timing of the AWD system. Follow the Repair Procedure in this bulletin to address this condition.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.