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 622 (ANTI-LOCK BRAKE SYSTEM)REPAIR INSTRUCTIONSBRAKE PRESSURE MODULATOR VALVE (BPMV) BRACKET REPLACEMENTINSTALLATION PROCEDURE

2003 Chevrolet TrailBlazer 4.2 S, 4WD

Installation Procedure

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Installation Procedure

WARNING: This page is about a different car, the 2002 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.

Install the brake pressure modulator valve (BPMV) bracket (1) to the frame (3).
CAUTION: Refer to FASTENER NOTICE in Cautions and Notices.
Install the 3 BPMV bracket to frame bolts (2).
Tighten

Tighten the 3 bolts to 9 N.m (80 in lbs).

Fig 1: Installing 3 BPMV Bracket To Frame Bolts
Courtesy of GENERAL MOTORS CORP.
Install the electronic brake control module (EBCM)/BPMV assembly (1) to the BPMV bracket (3).
Install the 2 BPMV bracket nuts (2).
Tighten

Tighten the 2 nuts to 10 N.m (89 in lbs).

Fig 2: Installing 2 BPMV Bracket Nuts
Courtesy of GENERAL MOTORS CORP.
Install the left front fascia extension. Refer to FASCIA EXTENSION REPLACEMENT -- FRONT in Bumpers.
Install the front air deflector. Refer to AIR DEFLECTOR REPLACEMENT -- FRONT in Body Front End.
Install the left front tire and wheel assembly. Refer to TIRE AND WHEEL REMOVAL AND INSTALLATION in Tire and Wheels.
Lower the vehicle.

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.