Audi Q4 E-Tron 2022–2024 — technical service bulletin
Bulletin A9324382072800_1 · NHTSA communication 10249227 · issued Jan 19, 2024
Technical service bulletin
communication type
Engine and Engine Cooling
component
2022–2024
model years
3
vehicle entries
Official summary
This bulletin provides information for when the heat exchanger (chiller) is leaking, and coolant loss is at the front of the vehicle.
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.