Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTMIRRORSSTATIONARY WINDOW SYSTEMREPAIR INSTRUCTIONSWEATHERSTRIP SIDE RETAINER REPLACEMENTREMOVAL PROCEDURE

2003 Chevrolet TrailBlazer 4.2 S, 4WD

Removal Procedure

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Removal Procedure

Open the front door.
Remove the push pin retainers (2) from the front door sealing weatherstrip located at the base of the pillar.

Fig 1: Removing Push Pin Retainers From Front Door Sealing Weatherstrip
Courtesy of GENERAL MOTORS CORP.
Pull back the front door sealing weatherstrip (1) in order to expose the weatherstrip side retainer screws (2).

Fig 2: Pulling Back Front Door Sealing Weatherstrip
Courtesy of GENERAL MOTORS CORP.
Remove the screws from the weatherstrip side retainer.
Remove the weatherstrip side retainer from the windshield pillar.

Fig 3: Removing Weatherstrip Side Retainer From Windshield Pillar
Courtesy of GENERAL MOTORS CORP.

RENDER: 1.0x

NO RELATED

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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.