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Question: LOST POWER STEREING AND BRAKES AT THE SAME TIME ON 2003 GMC YUKON

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RESCUE-K9, 6.0L V8, Joliet, IL, November 07, 2010, 14:25
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LOST POWER STEREING AND BRAKES AT THE SAME TIME ON 2003 GMC YUKON FLUIDS ARE FINE AND THE PROBLEM IS CONSTANT

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  • Answer #1

    mastertech6371 November 07, 2010, 17:55
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     Master

    they use a unit called a hydrovac. instead of vaccum brakes, they use power steering pressure to operate brake assist and steering. check the fluid. if it is ok, then either the pump or hydrovac unit is bad. the pump is a more common failure.

    Roy

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