Honda Civic 2016–2020 — technical service bulletin
Bulletin APaS03302021909 · NHTSA communication 10189889 · issued Mar 30, 2021
Technical service bulletin
communication type
Equipment
component
2016–2020
model years
5
vehicle entries
Official summary
Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2016-2020 Civics with a customer complaint of the A/C inop or blowing warm air. To better understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.
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.