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Home >> Buick >> 2015 >> Regal GS, AWD >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Hydraulic Brake System >> Repair Instructions >> Power Brake Booster Vacuum Pipe Replacement (LEA, LUK) >> Removal Procedure

Removal Procedure

  1. Turn the engine OFF.
    2. Fig 1: Power Brake Booster Vacuum Pipe Quick Connect
    GM2321600Courtesy of GENERAL MOTORS COMPANY
  2. Apply and release the brake pedal several times until the pedal becomes firm to deplete the power vacuum brake booster vacuum reserve.
  3. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
  4. Disconnect the power brake booster vacuum pipe quick connect (1) .
    5. Fig 2: Power Brake Booster Vacuum Pipe Clips
    GM2321602Courtesy of GENERAL MOTORS COMPANY
  5. Release the power brake booster vacuum pipe clips (1) .
    6. Fig 3: Power Brake Booster Vacuum Pipe And Clamp
    GM2321606Courtesy of GENERAL MOTORS COMPANY
  6. Release the clamp (1) and remove the power brake booster vacuum pipe (2) from the intake manifold vacuum port.
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