Ford F-150 2004 — technical service bulletin
Bulletin 17931 · NHTSA communication 10009341 · issued Jul 1, 2004
Technical service bulletin
communication type
Power Train
component
2004
model years
1
vehicle entries
Official summary
Engineering is currently investigating a rear axle whine condition. *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.