Brake Booster: Removal
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 1990 Pontiac Bonneville, 1990 Oldsmobile Ninety-Eight, 1990 Oldsmobile Eighty-Eight, 1990 Cadillac Fleetwood, and 1990 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.
- Without disconnecting hydraulic lines, remove master cylinder from power unit and position to one side. On Delco-Moraine models equipped with pipe distribution and switch mounting bolt, remove bolt before moving master cylinder away from power unit.CAUTION: Do not bend or kink hydraulic lines.
- Disconnect vacuum hose from check valve on front of power unit. Disconnect push rod from brake pedal.CAUTION: Do not force push rod to the side when disconnecting.
- Remove nuts mounting power unit to firewall and remove power unit.