GM Service Manual Online
For 1990-2009 cars only

Notice: Use J 36850 or equivalent during assembly in order to retain checkballs or to lubricate components. Lubricants other than the recommended assembly lube changes the transmission fluid characteristics and causes undesirable shift conditions or filter clogging.


    Object Number: 15895  Size: SH
  1. Inspect the transmission case components for the following conditions:
  2. • The case bushing (116) for scoring
    •  A loose, missing, or damaged transmission name plate
    • Converter and axle seals (117) for damage and for a missing garter spring

    Object Number: 15894  Size: SH
  3. Inspect the transmission case for the following conditions:
  4. • Gasket sealing surfaces that are damaged or that have porosity
    • Damaged snap ring grooves or housing splines
    • Damaged or porous case surfaces
    • Plugged drain back holes for the torque converter oil seal

    Object Number: 15896  Size: SH
  5. Inspect the transmission case components for the following conditions:
  6. • A loose, plugged, or damaged transmission vent assembly
    • A loose, cross-threaded, or damaged plug on the oil pressure test hole
    • A damaged transmission electrical connector or seal

    Object Number: 15898  Size: SH
  7. Inspect the transmission case components for the following conditions:
  8. • Bolt or screw holes that are stripped or damaged (Repair with a thread insert)
    • Damaged or porous case oil passages
    • Loose, missing or damaged band anchor pins