Jeep Grand Wagoneer 2022–2024 — technical service bulletin
Bulletin 0821623A · NHTSA communication 10244432 · issued Sep 15, 2023
Technical service bulletin
communication type
Electrical System
component
2022–2024
model years
6
vehicle entries
Official summary
Email to Warranty Area Managers for a Warranty Bulletin D-23-18 applicable to 28 select dealers only regarding this and use of TSB 08-216-23
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.