GM Service Manual Online
For 1990-2009 cars only

Object Number: 1891328  Size: MF

Callout

Component Name

1

3-5 Reverse and 4-5-6 Clutch Fluid Seals (Qty: 4)

Tip

  1. Place J-46620-3 which is part of J-46620 installer over the case hub and adjust it so that only the bottom seal ring is exposed.
  2. Place a NEW fluid seal ring onto J-46620-3 which is part of J-46620 installer .
  3. Use J-46620-2 which is part of J-46620 installer to push the fluid seal ring down over J-46620-3 which is part of J-46620 installer into the hub ring groove.
  4. Repeat the above steps to install all 4 seal rings, adjusting J-46620-3 which is part of J-46620 installer to the appropriate ring groove.

Special Tools

J-46620 Seal Installer

2

Small Chamfer Up

Caution: Do not force J-46620-1 down over the seals as this will roll and damage the seals. The large chamfer is designed to fit over the over stretched seal. Use a hand to help shrink the seal if J-46620-1 is difficult to install over the seal rings.

Tip
Install J-46620-1 which is part of J-46620 installer with the large chamfer end down over the fluid seal rings and leave J-46620-1 which is part of J-46620 installer on the seals for at least 60 seconds.

Special Tools

J-46620 Seal Installer

3

Large Chamfer Up

Tip

  1. Install J-46620-1 which is part of J-46620 installer with the small chamfer end facing down for at least 60 seconds. This will properly size the bottom seal ring.
  2. Leaving J-46620-1 which is part of J-46620 installer on the fluid seal rings for an extended period of time could cause a fluid leak on the initial clutch piston circuit until the seal rings warm up and expand to the proper dimension.

Special Tools

J-46620 Seal Installer