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)BODY & FRAMEEXTERIOR BODY PANELSBODY FRONT ENDREPAIR INSTRUCTIONSFENDER REPLACEMENT - FRONTREMOVAL PROCEDURE

2003 Chevrolet TrailBlazer 4.2 S, 4WD

Removal Procedure

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Removal Procedure

NOTE: When removing body panels, apply tape to corners of panel and adjacent surfaces to help prevent paint damage.

Apply protective tape to the front edge of the front door and the rear edge of the front bumper fascia.
Remove the assist step.
Remove the wheelhouse panel. Refer to WHEELHOUSE PANEL REPLACEMENT .
Remove the rocker panel molding. Refer to MOLDING REPLACEMENT - ROCKER PANEL (TRAILBLAZER EXT, ENVOY XL) or MOLDING REPLACEMENT - ROCKER PANEL (TRAILBLAZER, ENVOY, BRAVADA) in Exterior Trim.
Remove the side hood bumper from the vehicle.

Fig 1: Removing Side Hood Bumper From Vehicle
Courtesy of GENERAL MOTORS CORP.
Remove the bolts that retain the fender to the vehicle.
Remove the fender from the vehicle.

Fig 2: Removing Bolts & Fender From Vehicle
Courtesy of GENERAL MOTORS CORP.
If replacing the fender to body seal, release the clips (1) that retain the seal to the fender bracket (2).
Peel the seal from the body and remove from the vehicle.

Fig 3: Releasing Clips That Retain Seal To Fender Bracket
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.