Honda CR-V 2017–2021 — technical service bulletin
Bulletin APaS10252021 · NHTSA communication 10202896 · issued Oct 25, 2021
Technical service bulletin
communication type
Visibility
component
2017–2021
model years
5
vehicle entries
Official summary
Dealer Message - Noticing Oil residue on A/C Discharge Hose and Suction Hose? Read This! Please make note of the "ServiceNews article A21090A- Oil Residue on the A/C Discharge Hose and Suction Hose?"
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.