GM Service Manual Online
For 1990-2009 cars only

    Object Number: 40606  Size: SH
  1. Install the low and reverse accumulator piston spring (74) into the transmission case.
  2. Important: The low and reverse band servo assembly (64-73) is pushed down when tightening the cover bolts. Do not force the low and reverse band servo assembly (64-73) into the servo bore.

  3. Install the low and reverse band servo assembly (64-73).

  4. Object Number: 40607  Size: SH
  5. Install the low and reverse band servo cover gasket (63).
  6. Install the low and reverse band servo cover (62).
  7. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  8. Install the 6 low and reverse band servo cover bolts (61).
  9. Tighten
    Tighten the bolts to 24 N·m (18 lb ft) in an alternating pattern.


    Object Number: 40606  Size: SH
  1. Install the low and reverse accumulator piston spring (74) into the transmission case.
  2. Important: The low and reverse band servo assembly (64-73) is pushed down when tightening the cover bolts. Do not force the low and reverse band servo assembly (64-73) into the servo bore.

  3. Install the low and reverse band servo assembly (64-73).

  4. Object Number: 40607  Size: SH
  5. Install the low and reverse band servo cover gasket (63).
  6. Install the low and reverse band servo cover (62).
  7. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  8. Install the 6 low and reverse band servo cover bolts (61).
  9. Tighten
    Tighten the bolts to 24 N·m (18 lb ft) in an alternating pattern.