GM Service Manual Online
For 1990-2009 cars only

Engine Coolant Fan Motor Replacement LC3, LY7

Removal Procedure

  1. Remove the cooling fan assembly. Refer to Engine Coolant Fan Replacement.

  2. Object Number: 840257  Size: SH
  3. Remove the fan blade retaining nut (1) from the motor.

  4. Object Number: 840254  Size: SH
  5. Remove the fan blade from the motor shaft.

  6. Object Number: 840251  Size: SH
  7. Remove the motor retaining screws (1).

  8. Object Number: 840246  Size: SH
  9. Remove the motor from the shroud.

Installation Procedure


    Object Number: 840246  Size: SH
  1. Install the motor to the shroud.
  2. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 840251  Size: SH
  3. Install the cooling fan motor retaining screws (1) and tighten to 5 N·m (44 lb in).

  4. Object Number: 840254  Size: SH
  5. Install the fan blade to the motor shaft.
  6. Rotate the fan until the fan drops onto the shaft.

  7. Object Number: 840257  Size: SH
  8. Install the fan blade retaining nut (1) to the motor and tighten to 7 N·m (62 lb in).
  9. Install the cooling fan assembly. Refer to Engine Coolant Fan Replacement.

Engine Coolant Fan Motor Replacement LH2 Without V92, LLT

Removal Procedure

  1. Remove the cooling fan shroud. Refer to Engine Coolant Fan Shroud Replacement
  2. Remove the cooling fan. Refer to Engine Coolant Fan Replacement

  3. Object Number: 2099152  Size: SH
  4. Remove the motor retaining screws (1).

  5. Object Number: 2099149  Size: SH
  6. Remove the motor from the shroud (1).

Installation Procedure


    Object Number: 2099149  Size: SH
  1. Install the motor to the shroud (1).
  2. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 2099152  Size: SH
  3. Install the motor retaining screws (1) and tighten to 7 N·m (62 lb in).
  4. Install the cooling fan. Refer to Engine Coolant Fan Replacement
  5. Install the cooling fan shroud. Refer to Engine Coolant Fan Shroud Replacement