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 1090 (ANTILOCK BRAKE SYSTEM AND TRACTION CONTROL SYSTEM)REPAIR INSTRUCTIONSELECTRONIC BRAKE CONTROL MODULE REPLACEMENTREMOVAL 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 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
- Turn the ignition switch to the OFF position.
- Remove the air cleaner housing from the engine compartment. Refer to Air Cleaner Assembly Replacement in Engine Controls.
- Disconnect the EBCM harness connector.
- Brush off any dirt/debris that has accumulated on the assembly.
- Disconnect the pump motor connector (3) at the bottom of the EBCM.
- Do not damage the seal by prying the EBCM from the BPMV.
- Do not damage the solenoid valves while removing the EBCM from the BPMV.
IMPORTANT:
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.