Porsche Macan 2019–2020 — technical service bulletin
Bulletin No. 175-20 · NHTSA communication 10225849 · issued Oct 20, 2022
Technical service bulletin
communication type
Engine and Engine Cooling
component
2019–2020
model years
2
vehicle entries
Official summary
Technical information for WLL0 - re-programming the DME control unit
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.