Jeep Grand Cherokee 2021–2022 — technical service bulletin
Bulletin 9004546 · NHTSA communication 10221360 · issued Jun 8, 2022
Technical service bulletin
communication type
Suspension
component
2021–2022
model years
2
vehicle entries
Official summary
Rear Air Springs WL rear air spring install video link https://www.fcamastertech.com/content/eLearning/0/E/0E8F7A59BF911FD0C5EAE41FB643D103C8731BE5/MTCE2103-M/story.html
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.