Either it's weak and has lost it's tension and you need a new one or you're not installing it correctly.
brake caliper bushings are the rubber mounts that sit inside the caliper bolt holes. They help guide the bolts when bolting the caliper up to the caliper bracket.
No, the 2004 Durango is a completely different brake system.
Hose?
70
DOT 3 brake fluid , meeting Ford specification ( ESA-M6C25-A ) according to the 2004 Ford Expedition Owner Guide
Remove the caliper retaining bolts from the inside of the caliper. Lift the caliper off the mounting bracket and over the rotor. Slide the old inner and outer brake pads out of the caliper, and slide the new brake pads into the caliper.
Lift the car, remove the tire, remove the brake shoe/caliper and remove the old brake pad. Slide in the new brake pad, replace the brake shoe/caliper, replace the tire and lower the car.
Lift the vehicle, remove the tire, remove the brake shoe/caliper, and remove the old brake pad. Put in a new brake pad, replace the brake shoe/caliper, replace the tire, and then lower the vehicle.
Lift the car on a jack, remove the tire, remove the brake shoe/caliper and remove the old brake pad. Put in the new brake pad, replace the brake shoe/caliper, replace the tire and lower the car.
You have to take off the caliper and rotor and adjust the brake with a flat head screwdriver
If the parking brake uses this caliper then it is threaded a special tool (not expensive available at Sear or auto parts) is required to twist it back into the caliper body they have parking brake shoesd wich are cable drive,,,,,,, the caliper is stationary use a screw driver
Lift the vehicle on a jack, remove the tire, remove the brake shoe/caliper, and remove (and throw away) the old brake pad. Put in a new brake pad, replace the brake shoe/caliper, replace the tire, and lower the vehicle to the ground.