GM Lumina/Grand Prix/Cutlass Supreme/Regal 1988-1996

Wiper Module

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REMOVAL & INSTALLATION



See Figures 1 through 11

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Fig. Fig. 1: Unfasten the lower reveal molding retaining screws



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Fig. Fig. 2: If necessary, remove any retaining clips using a suitable tool...



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Fig. Fig. 3: ... then remove the lower reveal molding



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Fig. Fig. 4: Remove the air inlet panel



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Fig. Fig. 5: If the wiper motor assembly can run, place in the inner wipe position



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Fig. Fig. 6: If the motor doesn't work, use locking pliers to rotate the motor crank arm to the inner wipe position



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Fig. Fig. 7: Disconnect the washer hose



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Fig. Fig. 8: Remove the retaining clip...



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Fig. Fig. 9: ... then detach the electrical connector



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Fig. Fig. 10: Detach the remaining electrical connector



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Fig. Fig. 11: Unfasten the retainers, then remove the module from the vehicle

  1. Disconnect the negative battery cable.
  2.  
  3. Raise the hood and support.
  4.  
  5. Remove the wiper arm and blade assemblies, as outlined earlier in this section.
  6.  
  7. Remove the lower reveal molding screws, lower the hood and remove the lower reveal molding.
  8.  
  9. Remove the air inlet panel screws, underhood lamp switch and air inlet panel panel with the hood raised.
  10.  
  11. If the motor can run, place the crank arm in the inner wipe position as shown in the accompanying illustration.
  12.  
  13. If the motor cannot run, rotate the motor crank arm to the inner wipe position by applying suitable locking pliers against the top edge of the crank arm and lower jaw against the crank arm nut and turn the motor to the correct position before disassembly.
  14.  
  15. Remove the three bellcrank housing screws and lower the linkage from the module.
  16.  
  17. Unfasten the retaining screws, then remove the module assembly from the vehicle.
  18.  

To install:
  1. Install the module assembly into the vehicle.
  2.  
  3. Install the three bellcrank housing screws after lowering the linkage into the module.
  4.  
  5. Install the air inlet panel, underhood lamp switch and tighten the panel screws.
  6.  
  7. Install the lower reveal molding.
  8.  
  9. Install the wiper arm and blade, as outlined earlier in this section.
  10.  
  11. If not already done, connect the negative battery cable.
  12.  
  13. Adjust the wiper arm positioning as outlined earlier in the Wiper Arm procedure. Check each operation for proper installation.
  14.  

 
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