Ford Explorer 1998–1999 — technical service bulletin
Bulletin 996884 · NHTSA communication 608880 · issued Aug 1, 1999
Technical service bulletin
communication type
Engine and Engine Cooling
component
1998–1999
model years
4
vehicle entries
Official summary
Customers may complain of an internal low end noise that is described as a "diesel and / or marbels in a tin can rattle" on vehicles with a 4.ol ovh engine. *tt
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.