Removal Procedure

2006 Isuzu Ascender S, 5.3 M, 4WDSECTION Removal Procedure
WARNING: This page is about a different car, the 2008 Isuzu Ascender, 2008 GMC Envoy, and 2008 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Half-Full Master Cylinder Reservoir
    GM787456Courtesy of GENERAL MOTORS CORP.
  1. Inspect the brake fluid level in the brake master cylinder reservoir.
  2. If the brake fluid 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. Fig 2: View Of Full Master Cylinder Reservoir MAX & MIN Marks
    GM787455Courtesy of GENERAL MOTORS CORP.
  4. If the brake fluid level is higher than midway between the maximum-full point and the minimum allowable level, remove the brake fluid with appropriate tool to the midway point before proceeding.
  5. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
  6. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .
  7. Fig 3: View Of Large C-Clamp Over Brake Caliper Housing
    GM1341579Courtesy of GENERAL MOTORS CORP.
  8. Compress the front brake caliper pistons.
    1. Install a large C-clamp over the top of the brake caliper housing and against the back of the outboard brake pad.
    2. Slowly tighten the C-clamp until the pistons push into the brake caliper enough to slide the brake caliper off the rotor.
    3. Remove the C-clamp from the brake caliper.
  9. Fig 4: View Of Lower Brake Caliper Mounting Bolt
    GM786430Courtesy of GENERAL MOTORS CORP.
  10. Remove the lower mounting bolt from the guide pin.
  11. Fig 5: View Of Brake Caliper Rotated Upward
    GM783123Courtesy of GENERAL MOTORS CORP.
  12. Rotate the brake caliper upward until it stops.
  13. Fig 6: Removing/Installing Outboard Brake Pad
    GM783129Courtesy of GENERAL MOTORS CORP.
  14. Remove the outboard brake pad.
  15. Fig 7: Removing/Installing Inboard Brake Pad
    GM783130Courtesy of GENERAL MOTORS CORP.
  16. Remove the inboard brake pad.
  17. Fig 8: View Of Caliper & Retaining Clips
    GM783127Courtesy of GENERAL MOTORS CORP.
  18. Remove the brake pad retaining clips from the brake caliper mounting bracket and discard.
  19. Remove all foreign material from the brake caliper using denatured alcohol.
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:

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