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Home >> Buick >> 1993 >> Roadmaster Base >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System - BOSCH 2U >> Removal & Installation >> Brake Pressure Modulator >> Removal

Brake Pressure Modulator: Removal

  1. Brake pressure modulator is located on left side of engine compartment, left of alternator. Disconnect negative battery cable. Remove air intake duct and resonator. Disconnect upper coolant hose and canister purge line at canister, and position aside. Remove cover from brake pressure modulator. See Figure .
  2. Unlock tab and disconnect wiring harness connector from brake pressure modulator. Remove ground wire from brake pressure modulator. Note location of brake pressure modulator brakelines, and remove lines. Plug brakelines to prevent loss and contamination of fluid. Remove nuts and brake pressure modulator from bracket.
NOTE: When removing brake pressure modulator valve, protect vehicle exterior from possible brake fluid spillage.