GM Bonneville/Eighty Eight/LeSabre 1986-1999

Blower Motor

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REMOVAL & INSTALLATION



See Figures 1 and 2

  1. Disconnect the negative battery cable.
  2.  
  3. If necessary, tag and disconnect the number 2, 4 and 6 spark plug wires from the ignition coil and move the coil out of the way.
  4.  
  5. For 1993-99 vehicles, remove the nuts and cross brace bar.
  6.  
  7. Detach the electrical connections from the blower motor.
  8.  
  9. Disconnect the cooling tube from the blower motor.
  10.  
  11. Unfasten the screws securing the blower motor to the blower module assembly.
  12.  
  13. Remove the blower motor and fan assembly from the module.
  14.  
  15. If necessary, unfasten the nut attaching the fan to the blower motor shaft, then pull the fan from the blower motor.
  16.  



Click image to see an enlarged view

Fig. Fig. 1: The blower motor and fan assembly is mounted in the heater and A/C module, and is accessible from the engine compartment



Click image to see an enlarged view

Fig. Fig. 2: You can disassemble the fan from the motor by removing the retaining nut

To install:
  1. If the fan was removed from the motor, position the fan on the shaft, then install the retaining nut. Tighten the nut to 12 inch lbs. (1.4 Nm).
  2.  
  3. Position the blower motor and fan assembly to the module, then install the retaining screws. Tighten to 5 inch lbs. (0.6 Nm).
  4.  
  5. Connect the cooling tube to the blower motor.
  6.  
  7. Attach the electrical connector to the blower motor.
  8.  
  9. On 1993-98 vehicles, install the cross brace bar and retaining nuts. Tighten the nuts to 18 ft. lbs. (25 Nm).
  10.  
  11. If removed, install the coil and connect the spark plug wires, as tagged during removal.
  12.  
  13. Connect the negative battery cable.
  14.  

 
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