R 3500 P/U 2WD L6-292 4.8L (1987)
![background image](/gmc/r_3500_p/u_2wd/l6-292_4.8l/Page-878002.png)
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.