Removal Procedure
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, 2004 Chevrolet Cab & Chassis Silverado, and 2003 GMC Sierra. 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.
- Apply the park brake and block the wheels.
- Remove the master cylinder. Refer to Master Cylinder Replacement (Vacuum Boost) or Master Cylinder Replacement (Hydraulic Boost) .
- Drain the master cylinder reservoir.
- Secure the master cylinder in a vise. Do not clamp the master cylinder body, secure only at the flange.
- Remove the brake fluid level sensor by carefully depressing the retaining tabs and pushing the sensor through the reservoir.
Carefully remove the reservoir retaining pins.
- Remove the reservoir from the master cylinder by pulling the reservoir straight up and away from the cylinder.
- Remove the seals from the master cylinder.