Econoline E550 V8-7.3L DSL Turbo VIN F (2002)
installed if no apparent damage has occurred.
5. The drive belt is too long. A drive belt that is too long will allow the drive belt tensioner arm to go all the way to the arm travel stop under certain
load conditions, which will release tension to the drive belt. If the drive belt tensioner indicator is outside of the wear range window, install a new
drive belt.
6. NOTE: The drive belt tensioner arm must rotate freely without binding.
The drive belt tensioner is worn or damaged.
