GM Service Manual Online
For 1990-2009 cars only

    Object Number: 749743  Size: SH
  1. Assemble the third gear band servo piston assembly.
  2. Apply automatic transmission fluid to the new 3rd gear band servo piston O-ring seal, and install it into the groove of the third gear band servo piston.

  3. Object Number: 749742  Size: SH
  4. Install the E-clip into the groove of the third gear band servo piston pin.