Removal Procedure
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2004 GMC Yukon XL, 2004 GMC Yukon, 2004 Chevrolet Tahoe, 2004 Chevrolet Suburban, and 2004 Chevrolet Avalanche. 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.
NOTE:
Refer to Brake Fluid Effects on Paint and Electrical Components Notice
in Cautions and Notices.
- Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure
in Engine Electrical.NOTE: Refer to Brake Fluid Effects on Paint and Electrical Components Notice in Cautions and Notices.
Crimp the inlet hose (1) from the master cylinder to the Pre-Charge Pump (PCP) (2) to prevent fluid from leaking out and draining the master cylinder reservoir.
- Remove the inlet hose clamp from the PCP assembly inlet port.
- Remove the inlet hose (1) from the PCP assembly inlet port.
- Loosen and remove the brake fluid outlet pipe (3). Cap or plug the brake pipe to prevent contamination and brake fluid lose.
- Disconnect the PCP electrical connector from the vehicle connector harness.
- Remove the PCP electrical connector from the mounting bracket.
- Remove the PCP mounting bracket front bolt (2) and mounting bracket side bolts (3).
- Remove the PCP assembly (1) from the vehicle.
IMPORTANT:
The area around the pre-charge pump MUST be free from loose dirt to prevent contamination of disassembled ABS components.