why would the silinder blow out on the rear wheel on 2008 Chevrolet Silverado 1500

change rear brake shoes n silinders now they blow out when bleeding or not till the truck is runing

by in Opheim, MT on April 15, 2013
1 answer
ANSWER by on April 15, 2013
this makes no sense,but WHEEL CYLINDERS do wear out. the brake system does not have prressure while car is just runnung