GM Service Manual Online
For 1990-2009 cars only
  1. Install the bearings and spacer onto the spindle.
  2. Install the spindle, bearings and spacer to the housing using an arbor press and a suitable installer.
  3. Prior to installing the front seal, perform the following:
  4. • Apply multipurpose type grease to the lip seal.
    • Apply engine oil to the lip seal outer circumference.
    • Position the seal so that the lip of the seal is facing forward.
  5. Install the front seal.
  6. Install the snap ring using snap ring pliers.
  7. Install the dust thrower.
  8. Install the pulley using a bench press.
  9. Apply a thin coat of liquid gasket or equivalent to the seal unit before installing.
  10. Using a bench press and installer, install the seal unit to the housing ensuring that the installed height is 11.3 mm (0.445 in).
  11. Install the impeller to the spindle using a bench press, intil the impeller bottoms out against the spindle.