Powertrain Surge after Transmission Downshift – 2013-2015 Ford E-350, E-450
6.8L – POWERTRAIN SURGE DURING ACCELERATION FOLLOWING A DOWNSHIFT EVENT FORD: 2013-2015 E-350, E-450 Some 2013-2015 Econoline E-350/E-450 vehicles equipped with a 6.8L engine may exhibit a powertrain surge concern during acceleration after a transmission downshift event. ACTION: Reprogram the powertrain control module (PCM) to the latest calibration using IDS or Ford
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