Ford F-Series, Ford Super Duty, Ford Diesel
I have a 2019 F250 6.2 with 16k miles bought new in Feb 2020 that has now been in the shop for 4 straight months trying to fix this noise. It sounds like a Jake brake when in 4wd and decelerating. Dealer has been great, they say its loud and not normal. To date the front ring and pinion...