Jeep Grand Cherokee 1999–2004 — technical service bulletin
Bulletin 0300203 · NHTSA communication 10003531 · issued Aug 29, 2003
Technical service bulletin
communication type
Power Train
component
1999–2004
model years
6
vehicle entries
Official summary
Fluid weepage past rear axle vent line jiggle cap. *tt
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.