C 20 3/4 Ton Pickup 2WD V8-454 7.4L VIN W 4-bbl (1983)
This results in the piston seals again being dragged across the layer of corrosion and deposits.
Calipers which are not rebuilt or replaced have a higher probability of sticking or leaking.
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Check to ensure the bleeder screw is not frozen prior to reinstalling caliper. Freeing a stuck bleeder screw is much easier with the caliper removed
from the vehicle.