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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 44 (Park Brake System) >> Diagnostic Information and Procedures >> Park Brake Hardware Inspection

Park Brake Hardware Inspection

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:

Refer to Brake Dust Warning .

  1. With the brake rotors 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 park 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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