CTS V8-5.7L VIN P (2004)
Removal Procedure
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.
1. Turn OFF the ignition.
2. Remove the right front tire and wheel assembly.
3. Remove the front air deflector.
4. Remove the right front wheel house liner.
5. Important: The area around the Electronic Brake Control Module (EBCM) must be free from loose dirt to prevent contamination of
disassembled ABS components.
Thoroughly clean all contaminants from around the EBCM.
6. Remove the upper radiator support bracket.
7. Carefully lift the right side of the radiator up and move forward to access the front brake pipe of (BPMV).
8. Carefully remove the brake pressure switch electrical connector and position out of the way.
9. Caution: Brake fluid may irritate eyes and skin. In case of contact, take the following actions:
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Eye contact: rinse thoroughly with water.
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Skin contact: wash with soap and water.
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If ingested: consult a physician immediately.
Notice: Refer to Brake Fluid Effects on Paint and Electrical Components in Service Precautions.
Important: Record the location of all brake pipes to the brake pressure modulator valve (BPMV) for use as an aid during installation.
Remove the 2 master cylinder brake pipes (3) from the BPMV (1).
10. Carefully remove the front wheel brake pipe from the (BPMV).
11. Carefully move the right side of the radiator forward into the insulator in the frame.
12. Remove the remaining wheel brake pipes (2) from the BPMV (1).
13. Clean any brake fluid spillage from the BPMV (1).
14. If equipped with a brake fluid pressure sensor (4), disconnect the electrical connector, from the brake fluid pressure sensor.
15. Raise and support the vehicle.
16. Remove the front air deflector.