Power Brake Units May Leak Fluid From Hydro-Boost Unit on Chevrolet V3500

Problem overview

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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Power Brake Units May Leak Fluid From Hydro-Boost Unit on Chevrolet V3500

Problem overview

Chevrolet V3500 vehicles with this problem

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Power Brake Units May Leak Fluid From Hydro-Boost Unit on Chevrolet V3500

Problem overview

Chevrolet V3500 vehicles with this problem

Repairs related to this problem

General Diagnosis

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