GM Service Manual Online
For 1990-2009 cars only

Object Number: 1891407  Size: MF

Callout

Component Name

1

Low and Reverse and 1-2-3-4 Clutch Housing

Tip
The longer legs face the bottom of the case and the oil passages face the valve body end of the case.

2

Output Sun Gear Assembly

3

1-2-3-4 Clutch Waved Plate

Tip
Align the single pair of tabs with the bottom valve body end of the case.

4

1-2-3-4 Clutch Plate (Qty: 2)

5

1-2-3-4 Clutch Plate Assembly (Qty: 2)

6

1-2-3-4 Clutch Backing Plate

Tip
Align the single skinny tab with the case spline facing the top of the case.

7

1-2-3-4 Clutch Backing Plate Retainer Ring

Caution: The retainer is under tension. Use care when removing or installing the retainer. Personal injury could result.

Notice: Use caution during removal or installation of the retainer ring to avoid damage to the case machined surface in the park pawl area. Burrs or raised edges on the case machined surface can cause the park pawl to bind and prohibit it from engaging the park gear.

Tip

    • Install the retainer with the taper facing away from the backing plate.
    • Align the retainer opening with the largest gap in the case splines toward the bottom of the case.
    • Install one end of the retainer into the retainer ring groove. Use J 28585 and work the retainer into the case groove. Use a screwdriver to hold the retainer away from the case while pushing down on the retainer with J 28585 .

Special Tool

J 28585 Snap Ring Remover or equivalent