Jeep Grand Wagoneer 2019–2023 — technical service bulletin
Bulletin S2023000037 · NHTSA communication 10243154 · issued Aug 9, 2023
Technical service bulletin
communication type
Back Over Prevention
component
2019–2023
model years
9
vehicle entries
Official summary
Wind Whistle Noise From Dash A Pillar Area While Driving
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.