Removal Procedure

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Removal Procedure
WARNING: This page is about a different car, the 2003 Pontiac Aztek and 2003 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.

Important:Β  Before cutting out a stationary window, apply a double layer of masking tape around the perimeter of the painted surfaces and the interior trim.

  1. Open the hood.
  2. Remove the windshield wiper arms. Refer to WIPER ARM REPLACEMENT .
  3. Remove the air inlet grille. Refer to AIR INLET GRILLE PANEL REPLACEMENT .
  4. Remove the door auxiliary weatherstrip from the upper pinchweld flange.
  5. Remove the rearview mirror. Refer to REARVIEW MIRROR REPLACEMENTΒ  .
  6. Remove the antenna connector. Refer to ANTENNA CABLE REPLACEMENT .
  7. Remove the windshield garnish moldings. Refer to GARNISH MOLDING REPLACEMENT -- WINDSHIELD PILLAR .
  8. Remove the instrument panel upper trim panel. Refer to TRIM PAD REPLACEMENT -- INSTRUMENT PANEL (I/P) UPPER (AZTEK) or TRIM PAD REPLACEMENT -- INSTRUMENT PANEL (I/P) UPPER (RENDEZVOUS) .
    CAUTION: If broken glass falls into the defroster outlets, it can be blown into the passenger compartment and cause personal injury.
  9. Cover to protect the following parts from broken glass:
    1. Upper dash pad.
    2. Defroster outlets and A/C outlets.
    3. Seats and carpeting.
    Fig 1: Removing Windshield Garnish Moldings
    G01515712Courtesy of GENERAL MOTORS CORP.

    Important:Β  The windshield reveal molding fills the cavities between the body and windshield.

  10. The windshield reveal molding is a one-piece molding, if stretched or damaged it cannot be reused.
  11. Remove the windshield reveal molding.

    Grasp the lower corner of the windshield reveal molding by hand and slowly pull the reveal molding away from the windshield.

  12. If the windshield reveal molding will not release, use a utility knife in order to cut around the windshield in order to remove the windshield reveal molding.
    Fig 2: Removing Windshield Reveal Molding
    G01515713Courtesy of GENERAL MOTORS CORP.
  13. Remove the lower windshield supports (1) from the cowl panel, if equipped.
    Fig 3: Removing Lower Windshield Supports From Cowl Panel
    G01515714Courtesy of GENERAL MOTORS CORP.

    Important:Β  Keep the cutting edge of the tool against the window.

  14. This will allow the urethane adhesive to be separated from the window.
    • Leave a base of urethane on the pinchweld flange.
    • The only suitable lubrication is clear water.
    • Use the J 24402-A, J 39032Β  or equivalent in order to remove the window.
    Fig 4: Separating Urethane Adhesive From Window
    G01515715Courtesy of GENERAL MOTORS CORP.
  15. Remove the bottom of the window from the urethane adhesive using a long utility knife or similar tool. Keep the cutting edge of the utility knife against the glass. Do this from inside the vehicle.
    Fig 5: Removing Bottom Of Window From Urethane Adhesive
    G01515716Courtesy of GENERAL MOTORS CORP.
  16. Remove the windshield (1) from the vehicle with the aid of an assistant (2).
    Fig 6: Removing Windshield From Vehicle
    G01515717Courtesy of GENERAL MOTORS CORP.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.