GMC 3500 Pickup Problem Report
GMC 3500 Pickup Power Brake Units May Leak Fluid From Hydro-Boost Unit
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 - Visitor
leak at brake booster - Visitor
not fixed yet but checked out defently leaking there - Visitor
Leaking from P/S fluid from hydroboost unit, replaced unit. - Visitor
somtimes as I'm driving, such as in parking lot or coming up to stop light, brakes start making...
Fuel gauge moves when brake or turn signal is activated. No turn signals