Alfa Romeo 4C 2012–2023 — technical service bulletin
Bulletin 1804823 · NHTSA communication 10236933 · issued Apr 15, 2023
Technical service bulletin
communication type
Engine and Engine Cooling
component
2012–2023
model years
60
vehicle entries
Official summary
wiTECH Small Leak Verification Test (SLVT) - P0456-EVAP SYSTEM SMALL LEAK
Vehicles covered
- 2014 Alfa Romeo 4C
- 2015 Alfa Romeo 4C
- 2016 Alfa Romeo 4C
- 2015 Alfa Romeo 4C Spider
- 2016 Alfa Romeo 4C Spider
- 2017 Alfa Romeo 4C Spider
- 2018 Alfa Romeo 4C
- 2017 Alfa Romeo Giulia
- 2018 Alfa Romeo Giulia
- 2019 Alfa Romeo Giulia
- 2020 Alfa Romeo Giulia
- 2021 Alfa Romeo Giulia
- 2022 Alfa Romeo Giulia
- 2023 Alfa Romeo Giulia
- 2017 Alfa Romeo Stelvio
- 2018 Alfa Romeo Stelvio
- 2019 Alfa Romeo Stelvio
- 2020 Alfa Romeo Stelvio
- 2021 Alfa Romeo Stelvio
- 2022 Alfa Romeo Stelvio
- 2023 Alfa Romeo Stelvio
- 2023 Alfa Romeo Tonale
- 2012 Chrysler 200
- 2013 Chrysler 200
- 2014 Chrysler 200
- 2015 Chrysler 200
- 2016 Chrysler 200
- 2017 Chrysler 200
- 2018 Chrysler 200
- 2012 Chrysler 300
- 2013 Chrysler 300
- 2014 Chrysler 300
- 2015 Chrysler 300
- 2016 Chrysler 300
- 2017 Chrysler 300
- 2018 Chrysler 300
- 2019 Chrysler 300
- 2020 Chrysler 300
- 2021 Chrysler 300
- 2022 Chrysler 300
- 2023 Chrysler 300
- 2020 Chrysler 300 AWD
- 2021 Chrysler 300 AWD
- 2012 Chrysler 300C
- 2013 Chrysler 300C
- 2014 Chrysler 300C
- 2015 Chrysler 300C
- 2016 Chrysler 300C
- 2017 Chrysler 300C
- 2012 Chrysler Grand Voyager
- 2013 Chrysler Grand Voyager
- 2015 Chrysler Grand Voyager
- 2016 Chrysler Grand Voyager
- 2016 Chrysler Pacifica
- 2017 Chrysler Pacifica
- 2018 Chrysler Pacifica
- 2019 Chrysler Pacifica
- 2020 Chrysler Pacifica
- 2021 Chrysler Pacifica
- 2022 Chrysler Pacifica
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.