Ford Aerostar 1993–1997 — technical service bulletin
Bulletin BC2431970501 · NHTSA communication 52834 · issued May 1, 1997
Technical service bulletin
communication type
Power Train
component
1993–1997
model years
5
vehicle entries
Official summary
Aerostar e4wd models may experience front axle lubricant leakage from the vent tube under some driving conditions. *tw
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.