Where is the bleed thumb screw on a 2000 Lincoln ls?

The 2000 Lincoln LS doesn't have a single, universally located "bleed thumb screw" for the entire braking system. Bleeding brakes involves bleeding each individual caliper and wheel cylinder (if applicable) separately. Each caliper will have one or more bleeder screws, typically located on the top of the caliper. These are small screws, usually requiring a small open-end wrench (often 8mm or 10mm) rather than a "thumb screw".

To find them:

1. Locate the calipers: These are the components attached to the brake rotors on each wheel.

2. Inspect the calipers: Look carefully at the top of each caliper. You'll see a small, usually hexagonal shaped fitting, this is the bleeder screw.

You will need a wrench and a helper to bleed the brakes properly. There are many online tutorials showing the process. Remember to consult your owner's manual for specific instructions and safety precautions.