17-13. TRANSMISSION ASSEMBLY FROM SUBASSEMBLIES (3L80) (Cont'd)
a. Rear Band
Position front of transmission case (4) up.
Install rear band (2) so two lugs on rear band (2) index with anchor pins (6) in case (4). Ensure rear
band (2) is seated on anchor pins (6).
b. Gear Unit and Center Support
If transmission was manufactured before March 1, 1990 and a
new transmission case is to be used, install a new center support
Install rear selective washer (7) in slots (5) inside rear of case (4).
Do not confuse center support spacer (0.040 in. (1.016 mm) thick
and both sides flat) with either center support snapring (beveled
on one side) or intermediate clutch backing plate snapring (0.093
in. (2.362 mm) thick and both sides flat).
Install center support to case spacer (1) against shoulder at bottom of case splines (3), and locate
gap in spacer (1) adjacent to anchor pins (6).