GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2003 🢒 Corvette 🢒 Brakes 🢒 Antilock Brake System 🢒 Brake Pressure Modulator Valve Pressure Sensor Replacement

Removal Procedure
  1. Turn the ignition OFF.
  2. Drain the cooling system. Refer to Cooling System Draining and Filling in Engine Cooling.
  3. Disconnect and remove the radiator inlet hose. Refer to Radiator Inlet Hose Replacement in Engine Cooling.

    4. Object Number: 705573 Size: SH
  4. Loosen the two retaining nuts (1) and carefully reposition the EBCM to access the brake pressure sensor (2).
  5. Disconnect the brake pressure sensor electrical connector.
  6. Remove the brake pressure sensor from the vehicle.

Installation Procedure

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  1. Install the brake fluid pressure sensor to the EBCM in the vehicle.

    2. Tighten
    Tighten the switch to 22 N·m (16 lb ft).

  2. Connect the brake pressure sensor electrical connector.

    3. Object Number: 705573 Size: SH
  3. Reposition the EBCM to the support bracket and tighten the insulator nuts (1).

    4. Tighten
    Tighten the nuts to 12 N·m (106 lb in).

  4. Install and connect the radiator inlet hose. Refer to Radiator Inlet Hose Replacement in Engine Cooling.
  5. Fill the cooling system. Refer to Cooling System Draining and Filling in Engine Cooling.
  6. Perform the Diagnostic System Check - ABS .