Certain 2022 Model Year 3.5L GTDI Equipped Expedition, F-150 and Navigator Vehicles Heavy Grey/Blue Smoke and/or Oil from Exhaust Tailpipe(s). In some of the affected vehicles, it�s possible the left-hand turbo oil drain hole was incompletely drilled during the engine block machining process. A vehicle built with an engine block that has an incomplete turbo oil drain hole may experience heavy gray/blue smoke with oil from the exhaust tailpipe(s), which could lead to a malfunction indicator light on the instrument panel cluster.
