Cadillac Ats 2016–2017 — technical service bulletin
Bulletin 20NA144 · NHTSA communication 10178977 · issued Jul 14, 2020
Technical service bulletin
communication type
Electrical System
component
2016–2017
model years
8
vehicle entries
Official summary
This technical bulletin provides repair information to correct a customer concern of Check Engine Light Illuminated, DTC P0606 Set in Engine Control Module.
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.