Ford Explorer 2016–2019 — technical service bulletin
Bulletin SSM 48001 · NHTSA communication 10160943 · issued May 23, 2019
Technical service bulletin
communication type
Engine and Engine Cooling
component
2016–2019
model years
4
vehicle entries
Official summary
Some 2016-2019 Explorer vehicles equipped with a 2.3L EcoBoost engine may exhibit a squeal noise from the accessory drive belt, illuminated charging system indicator, and/or damaged alternator pulley. Accessory drive belt DA8Z-8620-G has been released to eliminate this noise and alternator pulley damage. Refer to Workshop Manual (WSM), Section 303-05 for the removal and installation procedure. For claiming, use causal part 8620 and applicable labor operations in Section 06 of the Service Labor Time Standards (SLTS) Manual.
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.