Ford Escape 2017–2019 — technical service bulletin
Bulletin 19B37-S1 · NHTSA communication 10171011 · issued Jan 21, 2020
Technical service bulletin
communication type
Engine and Engine Cooling
component
2017–2019
model years
6
vehicle entries
Official summary
Some of the affected vehicles may exhibit coolant intrusion into the cylinder bores. Customer symptoms include coolant loss, excessive tailpipe smoke, or illuminated malfunction indicator lights (MIL) due to engine misfire. Over time, this condition my damage the engine, requiring replacement of the engine short block.
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.