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this is a gm brake code 5 for Kelsey-Hayes RWAL (rear wheel antilock) 2 wheel trucks may have a failure of the isolation dump valve assembly, the shunt to relieve pressure so brakes won't lock up.

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โˆ™ 2007-05-09 03:52:44
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Q: What would make the parking brake light on your instrument panel blink 4 short 1 long on a 1993 Chevy Silverado?
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