Toyota Avalon 2012–2020 — technical service bulletin
Bulletin T-TT-0621-20 · NHTSA communication 10179791 · issued Aug 31, 2020
Technical service bulletin
communication type
Engine and Engine Cooling
component
2012–2020
model years
39
vehicle entries
Official summary
TT: Any HVAC repair requiring reassembly of the quick connect fitting between the suction hose sub-assembly and the suction pipe sub-assembly located at the top right of the engine compartment.
Vehicles covered
- 2019 Toyota Avalon
- 2020 Toyota Avalon
- 2012 Toyota Camry
- 2013 Toyota Camry
- 2014 Toyota Camry
- 2015 Toyota Camry
- 2016 Toyota Camry
- 2017 Toyota Camry
- 2018 Toyota Camry
- 2019 Toyota Camry
- 2020 Toyota Camry
- 2019 Toyota C-HR
- 2020 Toyota C-HR
- 2020 Toyota Corolla
- 2020 Toyota Highlander
- 2016 Toyota Prius
- 2017 Toyota Prius
- 2018 Toyota Prius
- 2019 Toyota Prius
- 2020 Toyota Prius
- 2012 Toyota Prius C
- 2013 Toyota Prius C
- 2014 Toyota Prius C
- 2015 Toyota Prius C
- 2016 Toyota Prius C
- 2017 Toyota Prius C
- 2018 Toyota Prius C
- 2019 Toyota Prius C
- 2020 Toyota Prius C
- 2019 Toyota RAV4
- 2020 Toyota RAV4
- 2012 Toyota Yaris
- 2013 Toyota Yaris
- 2014 Toyota Yaris
- 2015 Toyota Yaris
- 2016 Toyota Yaris
- 2017 Toyota Yaris
- 2018 Toyota Yaris
- 2019 Toyota Yaris
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.