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Home >> Buick >> 2007 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 47 (Disc Brake System) >> Repair Instructions >> Rear Brake Caliper Replacement (JL9) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: Refer to Brake Dust Caution .
CAUTION: Refer to Brake Fluid Irritant Caution .
NOTE: Refer to Brake Fluid Effects on Paint and Electrical Components Notice .
  1. Inspect the fluid level in the brake master cylinder reservoir.
  2. If the brake fluid level is midway between the maximum-full point and the minimum allowable level, then no brake fluid needs to be removed from the reservoir before proceeding. If the brake fluid level is higher than midway between the maximum-full point and the minimum allowable level, then remove brake fluid to the midway point before proceeding.
  3. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle .
  4. Remove the rear tire and the wheel assembly. Refer to Tire and Wheel Removal and Installation .
  5. Hand tighten 2 wheel lug nuts to retain the rotor to the hub.
    6. Fig 1: Pushing In Brake Caliper Piston
    GM176947Courtesy of GENERAL MOTORS CORP.
  6. Install a large C-clamp (3) over the top of the brake caliper (2) and against the back of the outboard brake pad.
  7. Tighten the C-clamp (3) until the caliper piston is pushed into the caliper bore enough to slide the caliper off the rotor.
  8. Remove the C-clamp (3) from the caliper.
    9. Fig 2: Identifying Brake Hose & Components
    GM176035Courtesy of GENERAL MOTORS CORP.
  9. Remove the brake hose-to-caliper bolt (1) from the caliper.

    Discard the 2 copper brake hose gaskets (3). These gaskets may be stuck to the brake caliper and/or the brake hose end.

  10. Plug the opening in the rear brake hose (2) to prevent excessive brake fluid loss and contamination.
    11. Fig 3: View Of Upper Caliper Bolt - Rear
    GM176946Courtesy of GENERAL MOTORS CORP.
  11. Remove the caliper bolts (1 and 3).
  12. Remove the caliper (3) from the rotor (4) and the caliper bracket (1).
  13. Inspect the caliper bracket bolt boots on the caliper bracket for the following conditions:
  14. Inspect the caliper bolts (2) for corrosion or damage. If corrosion is found, use new caliper bolts, including bushings, when installing caliper.
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