Ford Ranger 1997–1999 — technical service bulletin
Bulletin 12152 · NHTSA communication 613171 · issued Nov 1, 1998
Technical service bulletin
communication type
Power Train
component
1997–1999
model years
3
vehicle entries
Official summary
Some vehicles with 4 x 4 option operating in 4 x 2 mode may exhibit a ping sound on slight to moderate acceleration in forward or reverse. *mjs
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.