Ford E Series 1997–1999 — technical service bulletin
Bulletin 12798 · NHTSA communication 607112 · issued May 1, 1999
Technical service bulletin
communication type
Engine and Engine Cooling
component
1997–1999
model years
12
vehicle entries
Official summary
Some vehicles equipped with engines produced by windsor engine plant may exhibit an engine knock at initial cold startup. *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.