Ford Explorer 1997 — technical service bulletin
Bulletin BC1035497020 · NHTSA communication 51829 · issued Feb 1, 1997
Technical service bulletin
communication type
Electrical System
component
1997
model years
1
vehicle entries
Official summary
4.0l sohc engine comes from the factory with single platinum plugs. *jd
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.