All current owners and lessees of model year 2014-2016 Ram 1500 and Jeep Grand Cherokee vehicles equipped with the 3.0L EcoDiesel engine are eligible for the Approved Emissions Modification and extended warranty. To receive the Approved Emissions Modification, your vehicle must be: (1) registered in the United States with a state department of motor vehicles or equivalent agency;  and (2) operable (i.e., capable of being driven under its own engine power lawfully and safely) as of the date the vehicle is brought in for the Approved Emissions Modification. Your vehicle also cannot have been modified in a way that substantially impairs the installation or functioning of the Approved Emissions Modification.