GM Full Size Vans 1967-1986 Repair Guide

Door Glass and Regulator

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REMOVAL & INSTALLATION




CAUTION
Always wear heavy gloves when handling glass to minimize the risk of injury.

Door Glass

See Figures 1 and 2



Click image to see an enlarged view

Fig. Fig. 1: View of the door glass and regulator assembly



Click image to see an enlarged view

Fig. Fig. 2: Removing the door glass from the vehicle

  1. Lower the glass to the bottom of the door and remove the door trim panel.
  2.  
  3. Remove the door vent/window channel run assembly.
  4.  

Mask or cover any sharp edges that could scratch the glass.

  1. Slide the glass forward until the front roller is in line with the notch in the sash channel.
  2.  
  3. Disengage the roller from the channel.
  4.  
  5. Push the window forward, then tilt it up until the rear roller is disengaged.
  6.  
  7. Place the window in a level position, and raise it straight up and out of the door.
  8.  
  9. Installation is the reverse of the removal procedure.
  10.  

Regulator

See Figure 2

  1. Raise the window and tape the glass in the full up position using cloth body tape.
  2.  
  3. Remove the door trim panel and the door panel to regulator bolts.
  4.  
  5. Slide the regulator rearward to disengage the rear roller from the sash channel. Then disengage the lower roller from the regulator rail.
  6.  
  7. Disengage the forward roller from the sash channel at the notch in the sash channel.
  8.  
  9. Collapse the regulator and remove it through the access hole in the door.
  10.  
  11. Lubricate the regulator and the sash channel and regulator rails with Lubriplate® or its equivalent.
  12.  
  13. Install the regulator in the reverse of the removal procedure.
  14.  

 
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