You need to raise and support the vehicle, remove the tire and wheel assembly, remove the spindle nut dust cap, remove the spindle nut, remove the spindle nut and washer, release the parking brake, remove the backing plate plug, insert a screwdriver into the backing plate plug, push the screwdriver in the direction of the arrow, remove the drum, secure the J 34866 to the drum, and inspect the
Brake Drum and the brake components.