I am sorry if you took offense to what I said. I was not aware that no
fuel was being used.
I am just surprised that a mfg. would make a transmission that "revs"
the engine when unnecessary. Also, if the engine is being used as a
brake, then it must be developing compression, and in doing so WILL
cause additional engine wear. (valve train and conn. rods, are being
spun along with alternator, and air cond. compressor)
I still see no reason for a transmission to act as a break on a flat
road, just trying to coast, the logic escapes me....
This is just the first automatic transmission that I have owned,that
has acted this way.
I never owned a 73 Merc, closest thing was a 70 Chevelle, 350 with 4
speed, and a 60 MGB with steering on right side. (shift with left