GM P30 Hydraboost prob

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GM P30 Hydraboost prob

Home > Discussion Forum > Mechanic's Corner - Brakes

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All Messages in Thread	Author	Date
GM P30 Hydraboost prob	ChrisE	10-11-04
I have a 93 GM Chassis in park the brake doesnt apply but the power steering and brakes do work.the power steering pump has been replaced twice. once you pull it into reverse or drive you lose all power assist You hear the pump running when in park but you dont here anything once in reverse neutral or drive. Any help or ideas would be apprieciated
Re: GM P30 Hydraboost prob	ChrisE	10-11-04
I forgot to mention if you disconect the rod that goes from the shift lever to a valve (which was also replaced) and leave it in the park position you can drive and have power assist just no park brake.