Toyota RAV4 2019 — technical service bulletin
Bulletin T-SB-0077-19_Rev · NHTSA communication 10173745 · issued Mar 6, 2020
Technical service bulletin
communication type
Electrical System
component
2019
model years
1
vehicle entries
Official summary
TSB: Some 2019 model year RAV4 Hybrid vehicles may exhibit a flutter/rattle noise during vehicle operation from the HV battery cooling fan. A new HV battery intake duct has been developed. 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.