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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 >> Installation Procedure

Installation 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.

Important:  Do not use RTV or any other type of sealant on the EBCM gasket or mating surfaces.

  1. Install EBCM (2) onto BPMV (5).

    Important:  Do not reuse the old mounting bolts. Always install new bolts with the new BPMV.

  2. Install the 4 EBCM bolts (1). Tighten the 4 bolts to 5 N.m (39 lb in) in an X-pattern.
  3. Connect the 2-way ABS pump motor connector to the EBCM.
  4. Install the BPMV (5) to the BPMV mounting bracket (3) with the 2 bolts (4).
  5. Slide the EHCU (1) back onto the frame bracket (2).

    Important:  The brake pipes are held in the proper place by a frame mounted plastic bracket. Make sure that the brake pipes stay in the correct place for proper reassembly.

  6. Install the 5 brake pipes to the EHCU (1). Tighten the brake pipe fittings to 30 N.m (22 lb ft). I
  7. Connect the 2 electrical harness connectors to the EBCM (1).
  8. Secure the module (1) to the frame bracket (3) and fuel pipe shield (2) with the 2 nuts (4).
  9. Bleed the brake system. Refer to ABS Automated Bleed Procedure .
  10. Return to Diagnostic System Check - ABS .
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