GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2006 🢒 TrailBlazer - 2WD 🢒 Transmission/Transaxle 🢒 Automatic Transaxle - AF33-5 🢒 3rd Gear Band Servo Piston Installation

    Object Number: 749477 Size: SH
  1. Apply automatic transmission fluid to the third gear band servo bore in the transmission case.
  2. Install the third gear band servo compression spring (56) and the third gear band servo piston assembly (57) to the transmission case.

    3. Object Number: 773168 Size: SH
  3. Apply automatic transmission fluid to the 2 new third gear band servo cover O-ring seals (58).
  4. Install the third gear band servo cover O-ring seals (58) onto the third gear band servo cover (59).
  5. Install third gear band servo cover (59) into the third gear band servo bore in the transmission case.

    6. Object Number: 749475 Size: SH

    Important: If the third gear band servo cover retaining ring (60) is deformed, replace it.

  6. Using snap ring pliers, install the third gear band servo cover retaining ring (60) while pressing the third gear band servo cover into the third gear band servo bore to properly seat the retaining ring.