GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Oldsmobile 🢒 1998 🢒 LSS 🢒 Body and Accessories 🢒 Doors 🢒 Door Window Replacement

Removal Procedure
  1. Lower the window.

    2. Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

  2. Disconnect the negative battery cable.
  3. Remove the door trim panel. Refer to Front Side Door Trim Panel Replacement .

    4. Object Number: 428710 Size: SH
  4. Remove the inner door sealing strip. Refer to Sealing Strip - Front Door Window Belt Inner.

    5. Object Number: 428684 Size: SH
  5. Remove the outer door sealing strip. Refer to Front Side Door Window Belt Outer Sealing Strip Replacement . In order to remove the outer sealing strip, reach over the door and pull upward on the sealing strip at the securing clip locations.
  6. Remove the division post garnish molding.
  7. Remove the three retaining screws from the division post.
  8. Remove the retainer from the upper rear corner of the glass run channel.
  9. Peel the glass run channel from the top edge and the rear (vertical) edge of the door.
  10. Pull upward on the forward edge of the glass run channel to disengage the two locator clips.
  11. Remove the glass channel from the door.

Installation Procedure
  1. Beginning with the forward edge, install the glass run channel onto the door.
  2. Secure the locator clips into the slots on the forward edge of the door.
  3. Firmly secure the rest of the glass channel into place, starting at the lower rear corner.
  4. Work your way up the rear (vertical) edge and across the top edge.
  5. Secure the vertical edge first, and then move across the top edge.
  6. Secure the retainer to the upper rear corner of the glass run channel.

    7. Notice: 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.

  7. Install the three retaining screws to the division post.

    8. Tighten
    Tighten the three retaining screws in the following sequence to 3 N·m (27 lb in).

  8. Install the middle screw first.

    9. Tighten
    Tighten the middle screw to 3 N·m (27 lb in).

  9. Install the top screw second.

    10. Tighten
    Tighten the top screw to 3 N·m (27 lb in).

  10. Install the bottom screw last.

    11. Tighten
    Tighten the bottom screw to 3 N·m (27 lb in).

  11. Install the division post garnish molding.

    12. Object Number: 428684 Size: SH
  12. Install the outer door sealing strip. Refer to Front Side Door Window Belt Outer Sealing Strip Replacement .

    13. Object Number: 428710 Size: SH
  13. Install the inner door sealing strip. Refer to Sealing Strip - Front Door Window Belt Inner.
  14. Install the door trim panel. Refer to Front Side Door Trim Panel Replacement .
  15. Connect the negative battery cable.
  16. Power up the window.