GM Service Manual Online
For 1990-2009 cars only

Window Channel Replacement Front Door

Removal Procedure

  1. Remove the window. Refer to Front Side Door Window Replacement .
  2. Remove the window glass weatherstrip. Refer to Front Side Door Window Weatherstrip Replacement .

  3. Object Number: 277781  Size: MH
  4. Remove the front glass run channel top bolt.
  5. Remove the front glass run channel from the door.

Installation Procedure


    Object Number: 277781  Size: MH
  1. Install the front glass run channel from the door.
  2. Install the front glass run channel top bolt finger tight.
  3. Do not tighten the bolt.

  4. Install the window glass weatherstrip. Refer to Front Side Door Window Weatherstrip Replacement .
  5. Install the window. Refer to Front Side Door Window Replacement .
  6. 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. Tighten the window front channel top bolt.
  8. Tighten
    Tighten the window front channel top bolt to 2 N·m (18 lb in).

Window Channel Replacement Rear Door

Removal Procedure

  1. Remove the window. Refer to Rear Side Door Window Replacement .
  2. Remove the window glass weatherstrip. Refer to Rear Side Door Window Weatherstrip Replacement .

  3. Object Number: 277843  Size: SH
  4. Remove the front glass run channel top bolt.
  5. Remove the front glass run channel from the door.

Installation Procedure


    Object Number: 277843  Size: SH
  1. Install the front glass run channel to the door.
  2. Install the front glass run channel top bolt finger tight.
  3. Do not tighten the bolt.

  4. Install the window glass weatherstrip. Refer to Rear Side Door Window Weatherstrip Replacement .
  5. Install the window. Refer to Rear Side Door Window Replacement .
  6. 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. Tighten the window front channel top bolt.
  8. Tighten
    Tighten the window front channel top bolt to 2 N·m (18 lb in).