Jeep Grand Cherokee 2014–2016 — technical service bulletin
Bulletin W41 Combo · NHTSA communication 10178675 · issued Jul 29, 2020
Technical service bulletin
communication type
Power Train
component
2014–2016
model years
3
vehicle entries
Official summary
Customer Satisfaction Notification W41 Reprogram Powertrain Control Module
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.