Jeep Grand Wagoneer 2022–2024 — technical service bulletin
Bulletin 9100190 · NHTSA communication 10242716 · issued Jul 27, 2023
Technical service bulletin
communication type
Equipment
component
2022–2024
model years
6
vehicle entries
Official summary
Rear Window Sunshade For Rear door sunshade wrinkles. Once extended, if the sunshade is offset (Cocked) while retracting it, wrinkles go into the fabric but will go away after extended periods of being open and can also be expedited by applying heat/steam. Component replacement is not required
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.