Removal Procedure

WARNING: This page is about a different car, the 2007 Cadillac XLR. However, it is still accessible from the selected car via links, so may be relevant.

Thoroughly clean the electronic brake control module (EBCM) to brake pressure modulator valve (BPMV) area of any dirt or contaminants.
Remove the BPMV. Refer to Brake Pressure Modulator Valve Replacement (with LH2) or Brake Pressure Modulator Valve Replacement (with LC3) .

Fig 1: View Of EBCM & BPMV

Courtesy of GENERAL MOTORS CORP.

Remove the 4 EBCM-to-BPMV retaining bolts.
Separate the EBCM (1) from the BPMV (2) by carefully pulling apart.