GM Cutlass RWD 1970-1987 Repair Guide

Blower Motor

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See Figures 1, 2, 3, 4, 5 and 6

REMOVAL & INSTALLATION



  1. Disconnect the negative battery cable.
  2.  
  3. Disconnect the blower motor feed wire and the ground wire.
  4.  



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Fig. Fig. 1: Heater and defroster assembly - 1970-77



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Fig. Fig. 2: Heater module assembly - 1976-87



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Fig. Fig. 3: Evaporator and blower assembly - through 1977

  1. Remove the blower motor retaining fasteners and the motor.
  2.  

To install:
  1. Use a sealer as needed to make a watertight seal.
  2.  
  3. Position the motor into the heater module and tighten the mounting screws.
  4.  
  5. Connect the motor wiring and negative battery cable.
  6.  
  7. Check for proper operation
  8.  



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Fig. Fig. 4: Disengage the electrical connections for blower motor removal



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Fig. Fig. 5: Loosen the blower motor retaining fasteners



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Fig. Fig. 6: Remove the blower motor

 
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