GrandPrix, Impala 2006-2008, Monte Carlo 2006-2007

Windshield Wiper Systems

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Removal & Installation



Wiper Motor
  1. Remove the cap and windshield washer transmission nut.
  2.  
  3. Remove nut and windshield washer transmission support.
  4.  
  5. Remove the arm assembly.
  6.  
  7. Remove the four air inlet grille retainers and remove the air inlet grille.
  8.  
  9. Remove the three windshield wiper module bolts.
  10.  
  11. Raise the forward edge of the windshield washer module assembly out of the plenum panel first followed by disconnecting the wiper motor electrical connector.
  12.  
  13. Remove the wiper motor and assembly.
  14.  
  15. Remove the three windshield wiper motor bolts.
  16.  
  17. Use the J 39232 or equivalent to separate the transmission arm from the wiper motor crank arm pivot.
  18.  
  19. Remove the windshield wiper motor.
    NOTE
    Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  20.  
  21. To install, reverse removal procedure. Tighten the following to specification:

    Upon installation of the windshield washer module, turn the module 180 degrees, slide the module under the hood and align the rear locator to the backside of the plenum. Connect the electrical connector to the wiper motor prior to installing the module assembly back into the plenum. Windshield wiper module bolt: 80 inch lbs. (9 Nm). Tighten the bolts on the opposite ends before tightening the middle bolt.
     
    Hold the wiper arm blade tip to the target points in the lower blackout area of the windshield while tightening the nut to 24 ft. lbs (32 Nm).
     

  22.  

  1. Open the hood.
  2.  
  3. Remove the hood rear seal.
  4.  
  5. Remove the wiper arms.
  6.  
  7. Ensure that the wipers are in the park position and the ignition key is OFF.
  8.  
  9. Disconnect the washer hose from the wiper arm.
  10.  
  11. Remove the wiper arm nut cover.
  12.  
  13. Remove the wiper arm nut. Use the wiper arm puller, J 39822 to remove the wiper arm from the wiper transmission.
  14.  
  15. Remove the windshield washer hose from the air inlet grille.
  16.  
  17. Remove the push-in retainers from the air inlet grille.
  18.  
  19. Use the Door Trim Pad and Garnish Clip Remover, J 38778 to remove the push-in retainers (2) from the sides of the air inlet grille.
  20.  
  21. Remove the air inlet grille from the vehicle.
  22.  
  23. Disconnect the wiper transmission link from the wiper motor crank arm using the Wiper Transmission Separator J 39232.
  24.  
  25. Remove the wiper drive system module screws.
  26.  
  27. Rotate the wiper drive system module to access the wiper motor electrical connector.
  28.  
  29. Disconnect the wiper motor electrical connector.
  30.  
  31. Remove the wiper drive system module from the vehicle.
  32.  
  33. Remove the wiper crank arm nut from the wiper motor shaft.
  34.  
  35. Remove the wiper crank arm from the wiper motor shaft.
  36.  
  37. Remove the wiper motor screws from the wiper motor.
  38.  
  39. Remove the wiper motor from the wiper module.
  40.  

To install:


NOTE
Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  1. Position the wiper motor to the wiper drive system module.
  2.  
  3. Install the wiper motor screws and tighten to 62 inch lbs. (7 Nm).
  4.  
  5. Install the wiper crank arm  to the wiper motor shaft and tighten the nut 22 ft. lbs. (30 Nm).
  6.  
  7. Position the wiper drive system module to the vehicle.
  8.  
  9. Connect the wiper motor electrical connector.
  10.  
  11. Rotate the wiper drive system module to the mounting position.
  12.  
  13. Install the wiper drive system module screws and tighten to 89 inch (10 Nm).
  14.  
  15. Install the wiper transmission link to the wiper motor crank arm using the J 39529.
  16.  
  17. Position the air inlet grille to the vehicle.
  18.  
  19. Install the push-in retainers to the sides of the air inlet grille.
  20.  
  21. Install the push-in retainers to the air inlet grille.
  22.  
  23. Install the windshield washer hose to the air inlet grille.
  24.  
  25. Position the wiper arm onto the wiper transmission.
  26.  
  27. Align the wiper blades to the small voids in the windshield blackout area.
  28.  
  29. Apply Threadlocking compound, GM P/N 89021297 (Canadian P/N 10953488) or equivalent, to the wiper arm nut.
  30.  
  31. Install the wiper arm nut and tighten the nut to 22 ft. lbs. (30 Nm).
  32.  
  33. Install the wiper arm nut cover.
  34.  
  35. Connect the washer hose to the wiper arm.
  36.  
  37. Operate the windshield wipers and inspect for proper operation.
  38.  
  39. Install the hood rear seal.
  40.  
  41. Close the hood.
  42.  

 
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