Lincoln TSB #21N03-S4
2019 Lincoln Navigator
Affected Component: ENGINE AND ENGINE COOLING
- Summary
- Certain 2017-2020 Model Year F-150, 2018-2020 Expedition, and 2018-2020 Navigator Vehicles Equipped with a 3.5L GTDI Engine - Cam Phase Replacement. Parts Requirements / Order information - Intake Gaskets HL3Z-9439-A should be inspected and only replaced if damaged. It is no longer required to replace these gaskets.