Mircea Gradu, who had headed Chrysler’s transmission, powertrain and driveline engineering since 2011, left the company to pursue other interests, according to a company statement released last week. Part of Gradu’s responsibilities were the development and launch of the new Jeep Cherokee’s innovative all wheel drive system that can allow the rear axle to freewheel to save fuel. That launch was delayed when 25,000 assembled Cherokees were held back from dealers while engineers recalibrated the software that controls the powertrain and then tested the vehicles. The same basic drivetrain components are planned to be used in a number of other Chrysler group vehicles, starting with the all new 2015 Chrysler 200 introduced last week at the Detroit auto show. (Read More…)