Pontiac Grand Am

Why are your back breaks locking up on your 94 grand am se?

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Wiki User
January 24, 2007 4:07PM

if back brakes are drum i would think they are worn out not

allowing pistons in wheel cylanders to return. also could be valve

in master cylander.altho that would cause all brakes to lock up. if

disk brakes your calipers need overhauling or replacing

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