GMC 3500 Pickup Problem Report

GMC 3500 Pickup Power Brake Units May Leak Fluid From Hydro-Boost Unit

(18 reports)

Power brake systems using "hydro-boost" may leak power steering fluid from the hydro-boost unit located behind the brake master cylinder. Replacement of the hydro-boost unit is the common repair to correct this concern.

cant find booster with pushrod instaled from reman. company anywhere -
leak at brake booster -
not fixed yet but checked out defently leaking there -
Leaking from P/S fluid from hydroboost unit, replaced unit. -
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