Jeep Wrangler 2007–2010 — technical service bulletin
Bulletin D-17-15 · NHTSA communication 10219850 · issued Jun 14, 2017
Technical service bulletin
communication type
Service Brakes
component
2007–2010
model years
4
vehicle entries
Official summary
(X71) Front Left and Right Brake Caliper Hoses & Both Wheel Speed Sensors - 2007 - 2010 Jeep Wranglers (JK)
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.