Jeep Grand Cherokee 2021–2022 — technical service bulletin
Bulletin 09-015-22 · NHTSA communication 10229821 · issued Dec 21, 2022
Technical service bulletin
communication type
Suspension
component
2021–2022
model years
2
vehicle entries
Official summary
Engine Vibration Noise When Idling in Gear This bulletin involves possible replacement of the engine mounts. Customer may describe a low frequency vibration noise heard during engine mount actuation while at idle in gear.
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.