GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1284988  Size: SH
  1. Remove the cooling fan and shroud from the vehicle. Refer to Cooling Fan and Shroud Replacement .
  2. Important: The fan and motor assembly is a balanced assembly. Be sure to mark the relationship of the fan to the motor shaft to ensure the balance is maintained.

  3. Place a scribe mark (3) on the fan (2) hub and the motor shaft (1).

  4. Object Number: 1284989  Size: SH
  5. Remove the fan retaining clip (1) from the motor shaft (2).
  6. Discard fan retaining clip (1).

  7. Object Number: 1284991  Size: SH
  8. Remove the fan (1) from the motor (2).

Installation Procedure


    Object Number: 1284991  Size: SH
  1. Install the fan (1) to the motor (2).

  2. Object Number: 1284988  Size: SH
  3. Align the scribe marks (3) previously made on the fan (2) hub and the motor shaft (1).

  4. Object Number: 1284989  Size: SH

    Important: Ensure that the scribe marks remain aligned during fan retaining clip (1) installation.

  5. Install a new fan retaining clip (1) to the motor shaft (2). Ensure the retaining clip (1) is fully seated.
  6. Install the cooling fan and shroud to the vehicle. Refer to Cooling Fan and Shroud Replacement .