Audi Q3 2019–2023 — technical service bulletin
Bulletin A1923372070269_1 · NHTSA communication 10236563 · issued May 9, 2023
Technical service bulletin
communication type
Electrical System
component
2019–2023
model years
5
vehicle entries
Official summary
This repair authorization requests that technicians contact the Technical Assistance Center is contacted before parts are replaced when the coolant warning light is on in the cluster.
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.