Removal Procedure
WARNING: This page is about a different car, the 2006 GMC Sierra, 2006 GMC Cab & Chassis Sierra, 2006 Chevrolet Silverado, and 2006 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
Refer to Brake Fluid Irritant Caution
in Cautions and Notices.
- Remove the negative battery cable.
- Thoroughly wash all contaminants from around the EHCU.
- Disconnect the chassis electrical harness connectors from the EBCM.
- Disconnect 5 brake lines from the BPMV.
- Remove the bolts (4) securing the EHCU mounting bracket (3) to the frame rail (5).
- Remove the EHCU assembly (1) from the vehicle.
- Remove the bolts (4) securing the BPMV mounting bracket (5) to the BPMV (3).
- Disconnect the 2 way ABS pump motor connector.
- Remove the bolts (1) from the EBCM (2).
- Remove the EBCM (2) from the BPMV (3). Removal may require a light amount of force.
- Clean the EBCM to BPMV mounting surfaces with a clean cloth.
CAUTION:
Refer to BATTERY DISCONNECT CAUTION
in Cautions and Notices.
NOTE:
Refer to Brake Fluid Effects on Paint and Electrical Components Notice
in Cautions and Notices.
IMPORTANT:
The area around the EHCU MUST be free from loose dirt to prevent contamination of disassembled ABS components.
IMPORTANT:
Make sure that brake lines are tagged and kept in order for proper reassembly.
NOTE:
Do not use a tool to pry the EBCM or the BPMV. Excessive force will damage the EBCM.
IMPORTANT:
Do not reuse the EBCM mounting bolts. Always install new bolts.