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Home >> Pontiac >> 2003 >> Aztek AWD >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Disc Brakes & Drum Brakes >> Adjustments & Inspections >> Park Brake >> Park Brake Inspection - Drum

Park Brake Inspection - Drum

  1. With the brake drums removed, visually inspect the upper return/adjuster actuator spring and the lower return spring for the following:
    • Excessive Corrosion
    • Excessive Stretching
    • Broken Hook Ends
    • Twisting Or Binding
  2. If any of the conditions listed were found, which could lead to improper park brake apply and/or release, the adjuster hardware and/or return springs require replacement.
  3. Visually inspect the adjuster and the adjuster actuator lever for the following:
    • Misalignment with the park brake lever.
    • Misalignment with the drum brake shoes.
    • Broken or bent adjuster actuator lever.
    • Bent adjuster actuator lever pivot pin.
  4. If any of the conditions listed were found, which could lead to improper park brake apply and/or release, the adjuster hardware requires repair or replacement.
  5. Inspect the park brake lever for the following:
    • Bent
    • Broken Pivot Pin
    • Seized At The Pivot Pin
    • Broken At Park Brake Cable Attachment
    • Improper Contact With The Adjuster
  6. If any of the conditions listed were found, which could lead to improper park brake apply and/or release, the park brake lever requires repair or replacement.
  7. Visually inspect the park brake cable for the following:
    • Improper mounting to the backing plate.
    • Improper mounting at the park brake lever.
    • Broken or missing cable end lug.
  8. If any of the conditions listed were found, which could lead to improper park brake apply and/or release, the park brake cable requires repair or replacement.
  9. Apply the park brake lever/pedal three clicks.
  10. Visually inspect the park brake cable for the following:
    • Unequal travel between the left and the right park brake systems.
    • No travel on one or both of the park brake systems.
  11. If any of the conditions listed were found, which could lead to improper park brake apply and/or release, the park brake cable requires replacement and/or adjustment.
  12. Release the park brake lever/pedal.
  13. Visually inspect the park brake cable for the following:
    • Unequal release between the left and the right park brake systems.
    • No release at one or both of the park brake systems.
  14. If any of the conditions listed were found, which could lead to improper park brake apply and/or release, the park brake cable requires replacement and/or adjustment.
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