Jeep Grand Wagoneer 2022 — technical service bulletin
Bulletin 83009 · NHTSA communication 10228017 · issued Apr 20, 2022
Technical service bulletin
communication type
Engine and Engine Cooling
component
2022
model years
2
vehicle entries
Official summary
Warranty Bulletin D-22-08 Fast Feedback Program - 3.0L I6 HO Twin Turbo Engine, Exhaust System, Turbocharger Assembly, Fuel Components and Cooling Components - 2022 Wagoneer and Grand Wagoneer (WS)
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.