Ford Fusion 2010 — technical service bulletin
Bulletin SB-21431 · NHTSA communication 10034630 · issued Jul 1, 2010
Technical service bulletin
communication type
Power Train
component
2010
model years
3
vehicle entries
Official summary
Ford/mercury/lincoln: some vehicles equipped with reverse sensing system (parking aid) intermittent tone during normal operations. May exhibit continuous or intermittent tones when no obstacles or fault codes are present when shifting in reverse. *pe
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.