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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 48 (Engine Cooling System) >> Repair Instructions >> Cooling Fan Motor Replacement - Electric (LY7) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2005 Buick LaCrosse and 2005 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: An electric fan under the hood can start up even when the engine is not running and can injure you. Keep hands, clothing and tools away from any underhood electric fan.
CAUTION: To help avoid personal injury or damage to the vehicle, a bent, cracked, or damaged fan blade or housing should always be replaced.
CAUTION: Before servicing any electrical component, the ignition key must be in the OFF or LOCK position and all electrical loads must be OFF, unless instructed otherwise in these procedures. If a tool or equipment could easily come in contact with a live exposed electrical terminal, also disconnect the negative battery cable. Failure to follow these precautions may cause personal injury and/or damage to the vehicle or its components.
  1. Remove the fan shroud assembly from the vehicle. Refer to Fan Shroud Replacement (LY7)  or Fan Shroud Replacement (L26) .
  2. Fig 1: Fan Shroud Assembly
    GM1537110Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Hold the fan blade to prevent rotation.
  3. Using GE-47827  turn the fan motor drive plate in the clockwise until the fan motor drive plate disengages from the fan blade. See Special Tools .
  4. Remove and discard the fan blade.
  5. Fig 2: Fan Blade
    GM1537109Courtesy of GENERAL MOTORS CORP.
    NOTE: Failure to tape off all of the entry points to the cooling fan motor will allow debris to enter and damage the motor.
    IMPORTANT: When reusing the fan motor tape off the front and rear entry points of the fan motor before drilling the rivets.
  6. Center punch each of the rivets (1) from the rear of the motor.
  7. Drill the head of the rivets (1) from the fan motor using a 6.35 mm (0.25 in) drill bit.
  8. Fig 3: Fan Rivets
    GM1537113Courtesy of GENERAL MOTORS CORP.
  9. Tap the rivets out of the fan shroud.
  10. Fig 4: Fan Motor
    GM1537112Courtesy of GENERAL MOTORS CORP.
  11. Remove the fan motor from the fan shroud.
  12. IMPORTANT: Blow off any excess debris from the fan motor.
  13. Remove the tape covering the entry points from the fan motor.