Ford F-150 1998–1999 — technical service bulletin
Bulletin 991410 · NHTSA communication 608426 · issued Jul 12, 1999
Technical service bulletin
communication type
Vehicle Speed Control
component
1998–1999
model years
2
vehicle entries
Official summary
Some vehicles may exhibit an induction backfire on accelerations and decelerations during all ambient temperatures. *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.