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Removal (GS300 & GS400)

NOTE: Before starting procedure, turn ignition off. Depress brake pedal more than 40 times to deplete booster pressure. DO NOT turn ignition on until booster is reinstalled.
  1. Using syringe, draw fluid from hydraulic brake booster. Remove No. 1 under cover, end pad and No. 1 safety pad. Remove No. 7 heater-to-register duct.
  2. Disconnect 4 brake lines from booster. Disconnect left front wheel brake line from flexhose. Remove 2 brake line clamps.
  3. Disconnect level warning switch connector. Disconnect 4 electrical connectors. Remove pedal return spring, clip and clevis pin. Remove locknut and remove clevis. Remove hydraulic brake booster assembly.
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