Jeep Cherokee 2014–2017 — technical service bulletin
Bulletin 74595 · NHTSA communication 10223471 · issued May 12, 2021
Technical service bulletin
communication type
Power Train
component
2014–2017
model years
4
vehicle entries
Official summary
Warranty Bulletin D-21-07 (X89) Power Transfer Unit - 2014-2017 Jeep Cherokee (KL)
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.