Jeep Liberty 2002 — technical service bulletin
Bulletin 0900501 · NHTSA communication 621889 · issued Jun 8, 2001
Technical service bulletin
communication type
Engine and Engine Cooling
component
2002
model years
1
vehicle entries
Official summary
Information regarding red stain in engine oil. *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.