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You replaced rear brake shoes and drums your brakes are now fading have to be pumped stop There no leaks the adjustment is up where it should be?

1. Incorrect installation: Double-check that the brake shoes and drums are correctly installed. Ensure that the shoes are properly seated in the drum and that the drum is securely attached to the wheel hub.

2. Faulty brake parts: Inspect the brake shoes and drums for any damage or wear. Replace any components that are worn or damaged. Check the brake springs and ensure they are properly installed.

3. Air in the brake lines: Ensure the brake system is free of air by bleeding the brakes.

4. Brake fluid level: Check the brake fluid level in the master cylinder. If the fluid level is low, add brake fluid of the recommended type and bleed the brakes.

5. Faulty master cylinder: Check the master cylinder for any leaks or damage. If there are any issues, replace the master cylinder.

6. Contaminated brake fluid: Dirty or contaminated brake fluid can cause brake fade. Flush the brake fluid with new fluid of the recommended type and bleed the brakes.

7. Glazed brake pads or shoes: Overheated brake pads or shoes can become glazed, making them less effective at stopping the vehicle. Lightly sand the brake pads or shoes to remove any glazing.

If you have taken all the above measures and the issue persists. consider seeking professional assistance from a qualified mechanic to further diagnose and fix the problem.