GM Service Manual Online
For 1990-2009 cars only
Table 1: Valve Assembly to Transfer Plate Assemble
Table 2: Filter Plate Installation
Table 3: Control Solenoid (w/Body and TCM) Valve Installation
Table 4: Control Valve Body, Upper and Lower Assembly
Table 5: Valve Body, Control Solenoid Torque Sequence
Table 6: Control Bodies Contact Gap Inspection

Valve Assembly to Transfer Plate Assemble


Object Number: 1867837  Size: MF

Valve Assembly to Transfer Plate Assemble

Callout

Component Name

1

A/Trans Fluid Pump Ball Check Valve

Tip
Clean and inspect the ball check valve and install. Refer to Ball Check Valve Locations.

2

Control Valve Body Spacer (w/Gasket) Plate Assembly

Caution: Do not use the old spacer plate. Install a NEW spacer plate. Reusing an old spacer plate may cause internal transmission leaks and transmission damage.

3

Control Valve Channel Plate

Tip
Turn the valve body assembly over after installing to the upper body.

4

Control Valve Channel Plate Bolt M6 x1.0 x 35 (Qty: 3)

Tip
Hand tighten only.

Filter Plate Installation


Object Number: 1983694  Size: MF

Filter Plate Installation

Callout

Component Name

1

Control Valve Channel Plate Spacer Plate Gasket

Caution: Use care when handling the control valve body assembly. If dropped, damage to the control solenoid valve body assembly internal components, including the transmission control module (TCM), may result.

Caution: Carefully feed temp sensor and resolver connector thru case opening or damage may occur.

Tip
Use care when removing or installing the channel plate assembly. However, if a retaining tab is broken or missing, DO NOT replace the control solenoid valve assembly. The channnel plate assembly can still be adequately aligned.

2

A/Trans Wiring Harness Assembly

Control Solenoid (w/Body and TCM) Valve Installation


Object Number: 1867838  Size: MF

Control Solenoid (w/Body and TCM) Valve Installation

Callout

Component Name

1

Control Solenoid (w/Body and TCM) Valve Assembly

Tip
Note the locator pin on the control valve lower body assembly while aligning the control solenoid valve assembly.

2

Control Solenoid Valve Heat Sink (w/Body and TCM) Bolt M5 x.8 x 53 (Qty: 2)

Tip
Hand tighten only.

3

Control Valve Lower Body Bolt M6 x1.0 x 55 (Qty: 9)

Tip
Hand tighten only.

Control Valve Body, Upper and Lower Assembly


Object Number: 1873650  Size: MF

Control Valve Body, Upper and Lower Assembly

Callout

Component Name

Caution: Bolt torque sequencing is critical to the proper function of the control solenoid valve assembly. Failure to follow the required sequencing may result in transmission malfunction.

1

A/Trans Manual Shift Shaft Postion Switch Assembly Bracket

2

Control Valve Channel Plate Bolts M6 x1.0 x 35 (Qty: 19)

Tip
Hand tighten only.

Valve Body, Control Solenoid Torque Sequence


Object Number: 1867839  Size: MF

Valve Body, Control Solenoid Torque Sequence

Callout

Component Name

Caution: Bolt torque sequencing is critical to the proper function of the control solenoid valve assembly. Failure to follow the required sequencing may result in transmission malfunction.

Preliminary Procedure

The 2 heat sink bolts must be tightened last.

1

Control Valve Body Bolts M6 x1.0 x 55 (Qty: 31)

Caution: Refer to Fastener Caution in the Preface section.

Procedure

Tighten all 31 bolts in the sequence shown.

Tighten
11 N·m (97 lb in)

2

Control Solenoid Valve Heat Sink (w/Body and TCM) Bolt M5 x.8 x 53 (Qty: 2).

Tip
To ensure valve body to control solenoid assembly are properly aligned, inspect contact gap, see the following procedure.

Tighten
7 N·m (62 lb in)

Control Bodies Contact Gap Inspection


Object Number: 1867840  Size: MF

Control Bodies Contact Gap Inspection

Callout

Component Name

1

Control Solenoid (w/Body and TCM) Valve Assembly

Tip
Inspect the contact area between the "heat sink" area of the control solenoid valve assembly and the valve body. There should be no visible gap. If a gap exists, loosen all 18 bolts and retighten in the required sequence.