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Home >> Pontiac >> 2005 >> Grand Am SC/T >> Repair and Diagnosis >> Brakes >> Antilock Brake System And Traction Control System >> Repair Instructions >> Electronic Brake Control Module Replacement >> Removal Procedure
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Removal Procedure

CAUTION: Refer to Brake Fluid Irritant Caution in Cautions and Notices.
NOTE: Refer to Brake Fluid Effects on Paint and Electrical Components Notice in Cautions and Notices.
CAUTION: For safety reasons, the brake pressure modulator valve assembly must not be repaired, the complete unit must be replaced. With the exception of the EBCM, no screws on the brake pressure modulator valve assembly may be loosened. If screws are loosened, it will not be possible to get the brake circuits leak-tight and personal injury may result.
    Fig 1: View Of Wheel Cylinder Brake Pipes, Master Cylinder Brake Pipes & BPMV
    GM567229Courtesy of GENERAL MOTORS CORP.
  1. Remove the battery. Refer to Battery Replacement in Engine Electrical.
  2. Remove the battery tray.
    3. IMPORTANT: Note the locations of the brake pipes in order to aid in installation.
  3. Disconnect the caliper and wheel cylinder brake pipes (2) from the brake pedal modulator valve (BPMV) (3). Cover the ends of the brake pipes to avoid dripping or contamination.
  4. Disconnect the master cylinder brake pipes (1) from the BPMV (3). Cover the ends of the brake pipes to avoid dripping or contamination.
  5. Raise and support the vehicle on a suitable hoist. Refer to Lifting and Jacking the Vehicle in General Information.
  6. Remove the front engine splash shield.
  7. Remove the left engine splash shield.
    8. Fig 2: Identifying Connector Position Assurance (CPA) Locking Tab And Connector Sliding Cover Lock Tab
    GM393786Courtesy of GENERAL MOTORS CORP.
  8. Disconnect the Connector Position Assurance (CPA) (2) from the electronic brake control module (EBCM) connector.
  9. Push the lock tab (1) down and then move the sliding connector cover to the open position.
    10. Fig 3: View Of EBCM Harness Connector & EBCM
    GM567224Courtesy of GENERAL MOTORS CORP.
  10. Disconnect the EBCM harness connector (2) from the EBCM (1).
    11. Fig 4: View Of EBCM/BPMV Assembly & Retaining Nut
    GM567232Courtesy of GENERAL MOTORS CORP.
  11. Remove the BPMV retaining nut (2).
  12. Remove the EBCM/BPMV assembly (3) from the vehicle.
    13. Fig 5: View Of EBCM/EBTCM
    GM527343Courtesy of GENERAL MOTORS CORP.
  13. Remove the EBCM (1) from the BPMV (2).
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