17-30. TRANSMISSION ASSEMBLY FROM SUBASSEMBLIES (4L80-e) (Cont' )
i. Pump Assembly
Install two guide pins at 12 and 5 o'clock positions on transmission case (2).
Install gasket (1) over guide pins, ensuring it matches holes in transmission case (2).
Using pump remover/installer, align pump assembly (4) over guide pins in transmission case (2).
If turbine shaft cannot be rotated as pump assembly is being pulled
into place, the overrun, 4th, forward and/or direct clutch housings have
not been properly installed. This condition must be corrected before
pump assembly is fully installed.
Install pump (4) with seven capscrews (3) and tighten evenly to 18 lb-ft (24 N.m).