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 DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 857 (ANTILOCK BRAKE SYSTEM)REPAIR INSTRUCTIONSWHEEL SPEED SENSOR REPLACEMENT - REAR (AWD)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 2003 Pontiac Aztek and 2003 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
- Raise and support the vehicle.
- Remove the tire and wheel.
- Remove the brake caliper and support the brake caliper. Do NOT disconnect the brake hose. Refer to BRAKE ROTOR in Disc Brakes.
- Remove the brake caliper bracket. Refer to BRAKE CALIPER in Disc Brakes.
- Remove the brake rotor.
- Disconnect the wheel speed sensor electrical connector.
- Disconnect the wheel speed sensor electrical connector from the connector bracket.
- Disconnect the drive axle from the wheel bearing/hub. Refer to PROPELLER SHAFT REPLACEMENT in Wheel Drive Shafts.
- Remove and DISCARD the wheel bearing/hub bolts.
- Remove the wheel bearing/hub.
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:
- 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.