Ford Explorer 1997 — technical service bulletin
Bulletin 97513 · NHTSA communication 51948 · issued Mar 3, 1997
Technical service bulletin
communication type
Engine and Engine Cooling
component
1997
model years
1
vehicle entries
Official summary
Idle- "booming" noise heard at idle- 4.0l engine- vehicles built from 7/29/96 through 11/11/96. *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.