GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2003 🢒 Park Avenue 🢒 Transmission/Transaxle 🢒 Automatic Transaxle - 4T65-E 🢒 Control Valve Body Assembly Removal

    Object Number: 840845 Size: SH
  1. Remove the indicated control valve body bolts (374-381, 384).

    2. Object Number: 840847 Size: SH
  2. Carefully lift the fluid pressure manual valve position switch assembly (395) off of the control valve body (300). Handle the switch assembly carefully, it is very delicate.

    3. Object Number: 768829 Size: SH
  3. Remove the control valve body assembly (300).
  4. Remove the two retainers (368) from the valve body assembly.
  5. Remove the spacer plate and gasket assembly (396) with the two screen/seal assemblies (382) from the valve body (300).
    6. • Remove the six ball check valves (372, 373) from the valve body (300).
    • Remove the case cover pin (410).

    Object Number: 48229 Size: SH
  6. Remove the four ball check valves (372) from the case cover (400).