Removal Procedure

CAUTION: Refer to Brake Fluid Irritant Caution in Cautions and Notices.

NOTE: When adding fluid to the brake master cylinder reservoir, use only GM approved or equivalent DOT-3 brake fluid from a clean, sealed brake fluid container. The use of any type of fluid other than the recommended type of brake fluid may cause contamination which could result in damage to the internal rubber seals and/or rubber linings of hydraulic brake system components.

NOTE: Refer to Brake Fluid Effects on Paint and Electrical Components Notice in Cautions and Notices.

Fig 1: Disconnecting/Connecting Brake Fluid Level Sensor Electrical Connector

Courtesy of GENERAL MOTORS CORP.

Remove the brake fluid from the reservoir. Discard the fluid into an approved container.
Disconnect the brake fluid level sensor electrical connector.

Fig 2: Removing/Installing Brake Fluid Level Sensor

Courtesy of GENERAL MOTORS CORP.

Remove the brake fluid level sensor. Refer to Master Cylinder Fluid Level Sensor Replacement .

Fig 3: Removing/Installing Master Cylinder Reservoir

Courtesy of GENERAL MOTORS CORP.

Remove the master cylinder reservoir attachment pins and discard the pins.
Release the reservoir from the master cylinder by carefully pulling reservoir straight up.
Remove the reservoir seals from the master cylinder body.