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HOMESERVICE MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 714 (STATIONARY WINDOW SYSTEM)REPAIR INSTRUCTIONSREAR WINDOW REPLACEMENT (PICKUP)REMOVAL PROCEDURE
2003 Chevrolet TrailBlazer 4.2 S, 4WD

Removal Procedure

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Removal Procedure
WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: If a window is cracked but still intact, crisscross the window with masking tape in order to reduce the risk of damage or personal injury.

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

  1. Remove the window lower garnish molding.
  2. Remove both rear seat headrests (extended cab).
  3. Lower rear seat back.
    CAUTION: If broken glass falls into the defroster outlets, it can be blown into the passenger compartment and cause personal injury.
  4. Cover to protect the following parts from broken glass:
    1. 4.1. Upper dash pad
    2. 4.2. Defroster outlets and A/C outlets
    3. 4.3. Seats and carpeting
    CAUTION: When working with any type of glass or sheet metal with exposed or rough edges, wear approved safety glasses and gloves in order to reduce the chance of personal injury.

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

  5. 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 J 24402-A, J 39040  or equivalent in order to remove the window.
  6. Open the window, if equipped.
  7. With the aid of an assistant, remove the window from the opening.
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:

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