GM Service Manual Online
For 1990-2009 cars only

    Object Number: 49254  Size: SH
  1. For the purposes of this test, attach the driven sprocket support assembly (609) and the second clutch housing thrust washer (611) onto the second clutch housing assembly (617).

  2. Object Number: 49255  Size: SH

    Caution: Do not exceed the recommended amount of air pressure or it may damage or cause seals to roll.

  3. Apply 138 kPa (20 psi) to the feed holes marked 2 and 4, and listen for the second and fourth clutches to apply.
  4. Hold the pressure for five seconds. If the clutches do not apply and hold, then disassemble the driven sprocket support components. Inspect all of the seals and clutches for proper assembly. When finished, repeat the functional check.

  5. Object Number: 49254  Size: SH
  6. When the clutches apply and hold correctly, remove the driven sprocket support assembly (609) and the second clutch housing thrust washer (611) from the second clutch housing assembly (617).