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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 251 (Disc Brake System) >> Repair Instructions >> Front Disc Brake Pads Replacement (J55) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
  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, no brake fluid needs to be removed from the reservoir before proceeding.
  3. If the brake fluid level is higher than midway between the maximum-full point and the minimum allowable level, remove brake fluid to the midway point before proceeding.
  4. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle (ATS)Lifting and Jacking the Vehicle (ATS-V) .
  5. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation (Non V-Series)Tire and Wheel Removal and Installation (V-Series) .
  6. Fig 1: Brake Caliper Pins
    GM2827318Courtesy of GENERAL MOTORS COMPANY
  7. Hold the ends of the brake pad spring down and carefully drive out the brake caliper pins (1) from the brake caliper.
  8. Fig 2: Brake Pad Spring
    GM2827321Courtesy of GENERAL MOTORS COMPANY
  9. Remove the brake pad spring (1).
  10. Using a spreader tool, carefully push the brake caliper pistons into the caliper bores until fully seated.
  11. Fig 3: Brake Pads
    GM2827325Courtesy of GENERAL MOTORS COMPANY
  12. Remove the brake pads (1).