K 2500 Yukon 4WD V8-6.0L VIN U (2000)
8. Remove the manual valve (1) from the control valve body to prevent any damage.
9. Inspect the manual valve for nicks and burrs.
10. Remove the spacer plate to case gasket (2) from the case. The gasket may stick to the spacer plate.
11. Remove the PWM screen (1) from the case passages.
12. Remove the manual 2-1 band servo assembly (1).
13. Remove the servo piston cushion spring (2).
