Power Brake Booster: Removal
WARNING: This page does not describe the selected car, but rather 26 other vehicles, including the 1992 GMC Yukon, 1992 GMC Vandura Special, 1992 GMC Vandura, 1992 GMC Value Van, and 1992 GMC Suburban. However, it is still accessible from the selected car via links, so may be relevant.
- Press brake pedal several times to exhaust pressure from accumulator. Clean dirt from hydraulic line connections at booster and at master cylinder. Disconnect hydraulic lines from booster and plug all openings.NOTE: In most cases, it is not necessary to disconnect master cylinder brake lines to remove booster.
- Remove and support master cylinder. Disconnect booster push rod from brake pedal. Remove booster-to-firewall nuts from inside vehicle. Remove booster and gaskets.