I have a 2015 Grand Cherokee with the ecodiesel. Same problems. Shift patters changed, pauses between shifts when uphill and acts as if it will stall with a funny buzzing noise, multiple engine exhaust regenerations within 1,000 miles, you name it. Dealer is at a loss, I've decided FCA wants...
I have the ecodiesel in a 2015 Grand Cherokee. Since the update, I have had multiple exhaust system regenerations, a warning to service the DEF system (everything was ok). I immediately after the flash update noticed it pauses when shifting going up hill at lower speeds, and makes a buzzing...