K 2500 Yukon 4WD V8-6.0L VIN U (2000)
5. Remove the 1-2 accumulator piston oil seal ring (1) from the 1-2 accumulator piston (2).
6. If required, remove the checkball (1) from the valve body (2).
7. Remove the oil pass cover bolts.
8. Remove the oil pass cover.
