AFTER HAVING THE FCA APPROVED AEM RECALL ACCOMPLISHED, MY TRUCK COULD NO LONGER MAINTAIN SPEED UP HILL, WOULDN'T DOWNSHIFT PROPERLY, INCREASED DEF USAGE, DECREASED FUEL ECONOMY, EXTREMELY BAD TURBO LAG (3-5 SECONDS ON AVERAGE AND UP TO 10). TOOK IT TO THE DEALERSHIP AND THEY DIAGNOSED THE PROBLEM AS AN INTAKE MANIFOLD. THEY REPLACED THE INTAKE MANIFOLD AND 2 INJECTORS. APPROXIMATELY 15 MINUTES AFTER LEAVING THE DEALERSHIP, WHILE DRIVING ON I-15 NORTHBOUND, MY TRUCK ENGINE CAUGHT ON FIRE AND MY TRUCK BURNED TO THE GROUND.