Honda Civic 2012 — technical service bulletin
Bulletin Service Bulletin · NHTSA communication 10129506 · issued Mar 11, 2014
Technical service bulletin
communication type
Vehicle Speed Control
component
2012
model years
3
vehicle entries
Official summary
Service bulletin - A buzz or rattle is heard from the dash when the heater is on low to medium fan speed. The air mix door is warped.
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.