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

Problem Description and Possible Solution

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.

Problem Data
RepairPal Verified
Average mileage: (–)
5 model years affected: 1995, 1996, 1997, 1998, more1999
5 people reported this problem