If your real lucky $50.00, depending on how the job goes and what you potentially could run into-$2000.00? Depends also on if your doing it or a shop.
Autozone.com should have a diagram that you can reference for this vehicle. It is under the repair guides section. Good luck.
The dealer will know how to access the codes for the brakes. When that is fixed it should not lock up then.
You have an electircal malfunction. Take it to a repair shop.
To change the brake self-adjuster on a Dodge Dynasty, first ensure the vehicle is securely lifted and supported on jack stands. Remove the wheel and brake drum to access the brake assembly. Disconnect the old self-adjuster by removing the retaining clips or screws, and then install the new self-adjuster in its place, ensuring it is properly aligned. Reassemble the brake components, reinstall the drum and wheel, and lower the vehicle.
Haynes repair manual, Dodge Neon 2000 thru 2003. Book #30036
in the master cylander fluid resevoir,which is located under the hood on the front of the brake booster, generally on the drivers side
in front of steering wheel in engine compartment ( two small caps on rectangular block )
There are several sources that offer brake repair service by a brake team, you should choose one that offer the least stress on you as they do the repair. Two names come to mind and they are Mienke Brake Repair Service and GMC Brake Service and their work is excellent.
If you really need your brake calipers repaired and do not know where to go in Boston MA, then you should check out this repair shop in Boston called Fred's Auto Repair.
DOT-3
To thoroughly replace and repair brakes, one must replace the brake light wiring, brake pads, and brake calipers. Furthermore, one should reline the brakes.
Haynes repair manual, Dodge Neon 2000 thru 2003. Book #30036 Run it off a cliff