Jeep Wrangler 2008–2018 — technical service bulletin
Bulletin 9004142 · NHTSA communication 10168378 · issued Oct 2, 2019
Technical service bulletin
communication type
Structure
component
2008–2018
model years
11
vehicle entries
Official summary
DOOR, Assembly (Front or Rear) For concern of flag nut not aligned to hole, use a blunt tool and lightly tap on the flag nut to knock it loose from e-coat that has dried it in place.
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.