Sierra 1500 4WD V8-6.0L (2007)
3. Install the 1-2 accumulator cover and pin assembly (57).
4. Install the 1-2 accumulator cover bolts (58, 59).
Tighten the bolts to 10 N.m (89 lb in).
Ball Check Valves
5. Install the 7 checkballs into the valve body.
6. Install the valve body to the transmission case while simultaneously connecting the manual valve link to the manual valve.