1999 Ford F150 Losing Fluid-no visible leaks

1999 FORD F-150
115,000 MILES • V8 • 4WD • AUTOMATIC
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SAVAGENEWTON
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  • 1 POST
Is it possible the fluid is leaking inside the diaphragm of the power booster? I can find no leaks in the lines or at the wheel cylinders.
Feb 1, 2010 at 8:42 PM
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DOCFIXIT
  • ✓ASE Certified Mechanic
  • 18,828 POSTS
  • ASE Certified Mechanic
Master cylinder leaking into booster is common. Most times you can feel wetness under cyl. on booster.
Feb 2, 2010 at 11:57 AM
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