Control Valve Body Accumulator Assembly: Installation

1. Install NEW fluid passage sleeves if previously removed. See Figure.
2. Install the control valve body accumulator assembly (1) and manual shaft detent spring (2) to the transmission. See Figure.
3. Install the manual shaft detent spring bolts (3) and hand tighten.
4. Confirm that the manual shift shaft detent lever locating pin (2) is properly engaged with the manual valve link (1). See Fig 1.
5. Confirm that the detent spring roller (4) is properly engaged with the manual shift shaft switch (3).
6. Install the control valve body accumulator assembly to the transmission case bolts (1-3) and hand tighten. See Figure. Tighten bolts in proper sequence. See Fig 2.
   NOTE: If the bolts are tightened out of sequence, valve bores may become distorted and inhibit proper valve operation.
7. Tighten the control valve body assembly bolts in sequence. Tighten to specification. See TORQUE SPECIFICATIONS .
8. Install a 0.8 mm spacer (2) between the manual shaft detent lever (1) and the manual shaft detent spring (3). See Fig 3. Tighten to specification. See TORQUE SPECIFICATIONS .
9. Remove the spacer (2).
10. Connect the internal electrical wiring harness connectors to all internal electrical components (1-8). See Figure.
11. Install the transmission oil pan and filter.

Fig 1: Locating Manual Shift Shaft Detent Lever Pin

Courtesy of GENERAL MOTORS CORP.

Fig 2: Identifying Accumulator Bolt Tightening Sequence

Courtesy of GENERAL MOTORS CORP.

Fig 3: Installing Spacer

Courtesy of GENERAL MOTORS CORP.