GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2006 🢒 Avalanche - 2WD 🢒 Transmission/Transaxle 🢒 Automatic Transmission - Allison 🢒 Transmission End Play Measurement

Special Tools
    • J 24446 Rear Bearing Installer
    • J 5959 Dial Indicator Set

    Object Number: 1235600 Size: SH
  1. Using J 24446  (1), install the ball bearing (2) until the bearing seats.

    2. Object Number: 1235598 Size: SH
  2. Align the retaining ring (1) so that the beveled edge is facing up.
  3. Install the retaining ring (1).

    4. Object Number: 1217571 Size: SH
  4. Position the transmission case so that the front is facing up.
  5. Assemble the following tools and install them onto the torque converter housing as shown.
    6. •  J 5959-3 extension (1)
    •  J 5959-1 dial indicator (2)
    •  J 5959-2 base (3)
    •  J 5959-7 clamp (4)
  6. Zero the dial indicator (2).

    7. Important: DO NOT pry on the turbine tone wheel when measuring the end play through the power take off access hole.

  7. Lift the rear of the 1-2-3-4, 4-5-6 clutch housing with a screwdriver through the power take-off (PTO) hole in the transmission case.
  8. Note the end play measured on the dial indicator.

    9. Specification
    The transmission end play must be 0.279-1.549 mm (0.011-0.061 in).

  9. If the end play is not within the specification, a different selective spacer must be installed.
  10. Remove the special tools from the transmission.
  11. Remove the retaining ring and the ball bearing assembly.
  12. Repeat the measurement and calculation to determine the correct selective spacer.