TSB 19B37-S4 — Ford Service bulletin

19B37-S4 is a service bulletin on file with NHTSA for the Ford Escape, 2017–2019 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. Certain 2017-2019 Model Year Fusion and Escape Vehicles Equipped with a 1.5L GTDI Engine - Powertrain Control Module Reprogramming. Some of the affected vehicles may exhibit coolant intrusion into the cylinder bores. Customer symptoms include coolant loss, excessive tailpipe…

NHTSA's own summary of the document, quoted from the public manufacturer-communications file.

1Document filed
1Vehicle named
3Model years

Vehicles and model years 19B37-S4 names

VehicleModel years
Ford Escape 2017, 2018, 2019

Every document filed under 19B37-S4

Document IDFiledType
19B37-S4 June 9, 2022 Service bulletin

What 19B37-S4 covers

Engine, Transmission & drivetrain — the component vocabulary NHTSA files this communication under.

← All Ford Escape TSB years TSB lookup by model

Questions buyers ask

What is TSB 19B37-S4?

19B37-S4 is a service bulletin filed with NHTSA by Ford, covering the Ford Escape across the 2017–2019 model years. NHTSA's summary reads: Certain 2017-2019 Model Year Fusion and Escape Vehicles Equipped with a 1.5L GTDI Engine - Powertrain Control Module Reprogramming. Some of the affected vehicles may exhibit coolant intrusion into the cylinder bores. Customer symptoms include coolant loss, excessive tailpipe…

Which vehicles does 19B37-S4 cover?

NHTSA's file names Ford Escape (2017–2019). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.

Is TSB 19B37-S4 a recall, and is the repair free?

No. 19B37-S4 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.

How do I get the full text of 19B37-S4?

Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under 19B37-S4, its date, and NHTSA's own summary from the public file.

Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under 19B37-S4. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.