Jeep Grand Wagoneer 2022–2026 — technical service bulletin
Bulletin 9100777 · NHTSA communication 11030019 · issued Mar 3, 2026
Technical service bulletin
communication type
Fuel/propulsion System
component
2022–2026
model years
12
vehicle entries
Official summary
Before replacing any parts check for applicable TSBs/RSUs. If no applicable TSBs/RSUs, or they have already been applied, please refer to SOL S2518000008.
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.