Problem Reports

GMC Suburban 2500

Report: Power Brake Units May Leak Fluid From Hydro-Boost Unit

GMC Suburban 2500 Problem

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Model Years Affected: 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999

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.

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Visitor, 1997 GMC Suburban 2500, 165,000 mi

I lost power steering and power breaks. Everything works with "Armstrong" steering and breaks, but there is no way my wife can use it this way.

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Visitor, 1997 GMC Suburban 2500, 165,000 mi

I lost power steering and power breaks. Everything works with "Armstrong" steering and breaks, but there is no way my wife can use it this way.

Flag This

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