Issue: Some 2018 F-150 vehicles equipped with a 3.3L Duratec/3.5L EcoBoost/5.0L built on or before 23-Jul-2018 at Dearborn Truck Plant or 31-Jul-2018 at Kansas City Assembly Plant may exhibit an illuminated MIL with DTC P2450 and/or P144C stored in the powertrain control module (PCM).
This article supersedes TSB 17-2133 to update the Service Procedure and Part List.
Issue: Some 2015-2018 F-150 vehicles equipped with a 3.3L/3.5L Duratec, 3.5L EcoBoost and 5.0L engine and equipped with a block heater may exhibit a lack of heat concern from the heating ventilation and air conditioning (HVAC) system when operating the vehicle consistently in temperatures that are below -20°C (4°F). This condition may be due to deposits from the enginecoolant becoming trapped in the heater core.
Issue:Some 2017-2018 Escape vehicles with a 1.5L Ecoboostengine and built on 2-Feb-2017 and through 3-Aug- 2018 may exhibit an illuminated MIL with diagnostic trouble codes (DTCs) P04DB and/or P051B stored in the powertrain control module (PCM).