Power Steering fluid pushing out of cap

Tiny
BTHOMAS0698
  • MEMBER
  • 1978 CHEVROLET SILVERADO
  • V8
  • 4WD
  • AUTOMATIC
  • 150,000 MILES
1978 Chev. Power steering fluid comes out of cap when vehicle is shut off
Thursday, March 3rd, 2011 AT 12:32 PM

1 Reply

Tiny
CARADIODOC
  • MECHANIC
  • 33,916 POSTS
There is air in the system that hasn't bled out. While running and under pressure, the air is compressed. When the engine stops, the air expands and pushes the fluid out. This is real common on newer Fords; not so much on GM and Chrysler products.
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Thursday, March 3rd, 2011 AT 1:01 PM

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