Ford Expedition 1997–1999 — technical service bulletin
Bulletin 12797 · NHTSA communication 607111 · issued May 1, 1999
Technical service bulletin
communication type
Power Train
component
1997–1999
model years
6
vehicle entries
Official summary
Addressing concerns of a low speed (under 35 mph) clicking noise caused by a cage nut rocking on the cotter pin for the front axle half shaft spindle. *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.