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HOMESERVICE MANUALSCHEVROLET2006COBALT SS, 4D SEDAN, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 726 (CONVENTIONAL BRAKE COMPONENTS)CONVENTIONAL BRAKE COMPONENTSBRAKE BOOSTER REPLACEMENT
2006 Chevrolet Cobalt SS, 4D Sedan, Standard

Brake Booster Replacement

2006 Chevrolet Cobalt SS, 4D Sedan, StandardSECTION Brake Booster Replacement
WARNING: This page is about a different car, the 2011 Honda Insight and 2010 Honda Insight. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the air cleaner housing cover and the air cleaner housing (see AIR CLEANER REMOVAL/INSTALLATION ).
  2. Remove the master cylinder (see MASTER CYLINDER REPLACEMENT  ).
  3. Remove the front wiper arms (see WIPER ARM REPLACEMENT ).
  4. Remove the cowl cover and the under-cowl panel (see COWL COVER REPLACEMENT ).
  5. Disconnect the brake booster vacuum hose (A) from the brake booster.
    Fig 1: Identifying Brake Booster Vacuum Hose From Brake Booster
    G06430715Courtesy of AMERICAN HONDA MOTOR CO., INC.
  6. Remove the brake lines (A) from the clamp (B).
    Fig 2: Identifying Brake Lines From Clamp
    G06430716Courtesy of AMERICAN HONDA MOTOR CO., INC.
  7. Remove the engine wire harness clamp (A).
    Fig 3: Identifying Engine Wire Harness Clamp
    G06430717Courtesy of AMERICAN HONDA MOTOR CO., INC.
  8. Remove the bracket (A).
    Fig 4: Removing Bracket
    G06430718Courtesy of AMERICAN HONDA MOTOR CO., INC.
  9. Remove the driver's dashboard undercover (see DRIVER'S DASHBOARD UNDERCOVER REMOVAL/INSTALLATION ).
  10. Remove the lock pin (A) and the clevis pin (B), then disconnect the yoke from the brake pedal.
    Fig 5: Lock Pin , Clevis Pin And Brake Booster Mounting Nuts With Torque Specifications
    G06430719Courtesy of AMERICAN HONDA MOTOR CO., INC.
  11. Remove the brake booster mounting nuts (C).
  12. Remove the brake booster (A) from the engine compartment.
    NOTE:
    • Be careful not to damage the booster surfaces and threads of the booster stud bolts.
    • Be careful not to damage or bend the brake lines or other components hoses and lines.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.