Chrysler Concorde 1998 — technical service bulletin
Bulletin 241597 · NHTSA communication 54122 · issued Oct 31, 1997
Technical service bulletin
communication type
Visibility
component
1998
model years
2
vehicle entries
Official summary
Some vehicles may exhibit a short cyclical tapping noise as the hvac unit temperature door cycles against the stop when operating only in full cold position or full hot position. *yc
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.