Jeep Grand Cherokee 2002–2003 — technical service bulletin
Bulletin 1800903 · NHTSA communication 10002282 · issued Mar 14, 2003
Technical service bulletin
communication type
Engine and Engine Cooling
component
2002–2003
model years
2
vehicle entries
Official summary
Transient grumble sound or rattle that intermittently occurs during lift-throttle or coast condition while the torque converter is locked. *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.