Ford F-150 1997–1999 — technical service bulletin
Bulletin 6477 · NHTSA communication 606869 · issued Jun 1, 1999
Technical service bulletin
communication type
Suspension
component
1997–1999
model years
6
vehicle entries
Official summary
Subject regarding rear spring rattle. *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.