Chrysler Town and Country 2011 — technical service bulletin
Bulletin CSN-L-41 · NHTSA communication 10044843 · issued Feb 1, 2012
Technical service bulletin
communication type
Power Train
component
2011
model years
3
vehicle entries
Official summary
Dodge: see document search button for owner letter. The oxygen sensor heater sense circuit may fail, internally, on powertrain control module (pcm), due to software error in power down strategy. *pe
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.