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proportioning valve

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    '91 K5 Blazer - Proportioning valve stuck, ABS problems, and rear brakes won't bleed

    I put this together in the hopes of helping "the next guy". I had a chewed front rotor and the master cylinder level dropped enough that the brake warning light came on. Or so I thought. After replacing the front brake pads, brake rotors, and bleeding the calipers: My brake warning light was...
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