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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 772 (Anti-Lock Brake System) >> Repair Instructions >> Brake Pressure Modulator Valve (BPMV) Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2002 GMC Safari and 2002 Chevrolet Astro. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the fuel pipe shield (3) from the frame bracket (2) by removing the 2 nuts (4).

    Important:  Thoroughly wash all contaminants from around the EHCU (1). The area around the EHCU (1) MUST be free from loose dirt to prevent contamination of disassembled ABS components.

  2. Disconnect the 2 electrical harness connectors from the EBCM.

    Important:  Make sure that brake lines are tagged and kept in order for proper reassembly.

  3. Disconnect 5 brake lines from the BPMV.
  4. Slide the EHCU (1) off of the frame bracket (2).
    Fig 1: Locating EHCU
    G02502470Courtesy of GENERAL MOTORS CORP.
  5. Remove 2 bolts (4) securing the BPMV mounting bracket (3) to the BPMV (5).
  6. Disconnect the 2-way ABS pump motor connector.
  7. Remove the 4 T-25 Torx® bolts (1) from the EBCM (2).

    Important:  Do not use a tool to pry the EBCM or the BPMV. Excessive force will damage the EBCM.

  8. Remove the EBCM (2) from the BPMV (5). Removal may require a light amount of force.

    Important:  Do not reuse the EBCM mounting bolts. Always install new bolts.

  9. Fig 2: Removing EBCM From BPMV
    G02502471Courtesy of GENERAL MOTORS CORP.
  10. Clean the EBCM to BPMV mounting surfaces with a clean cloth.