Jeep Wrangler 2009–2010 — technical service bulletin
Bulletin CSN-J31 · NHTSA communication 10033531 · issued Jun 1, 2010
Technical service bulletin
communication type
Power Train
component
2009–2010
model years
2
vehicle entries
Official summary
Chrysler service campaign: see document search button for owner letter. Transmission fluid temperature warning. The transmission fluid on certain vehicles may overheat under severe usage conditions such as trailer towing, snow plowing or extreme off road driving. Csc letter was received. Model wrangler. *pe
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.