Front Disc Brake Pads Replacement

2005 Chevrolet Optra (CANADA) L4-2.0LSECTION Front Disc Brake Pads Replacement



Front Disc Brake Pads Replacement

Removal Procedure





1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle Service and Repair.

2. Remove the front tire and wheel assemblies. Refer to Tire and Wheel Removal and Installation Service and Repair.

3. Remove the lower bolt of the caliper assembly retaining frame.

Important:
Caliper assembly removal is not necessary to service the brake pads.


4. Pull the caliper piston housing up.

5. Remove the brake pads.

Installation Procedure





1. Measure the minimum lining thickness. Refer to Brake Pad Inspection Testing and Inspection.

2. Install the brake pads into the caliper.

3. Push the piston inward, if needed.

Important:
Take care not to damage the piston seal when the piston housing frame is pulled down.


Notice:
Refer to Fastener Notice Fastener Notice.

4. Pull down the caliper piston housing and secure it to the retaining frame with the lower bolt.

Tighten the retaining frame-to-caliper housing bolts to 27 Nm (20 lb ft).

5. Install the front tire and wheel assemblies. Refer to Tire and Wheel Removal and Installation Service and Repair.

6. Lower the vehicle.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

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