1988 Other GMC Models Brakes

1988 GMC
100,000 MILES • 4 CYL • FWD • AUTOMATIC
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DANBGFISH1
  • MEMBER
  • 1 POST
just replaced break line & front breakes bleed lines pedal still goes 2 the floor
Mar 5, 2009 at 5:22 PM
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HMAC300
  • ✓ASE Certified Mechanic
  • 48,601 POSTS
  • ASE Certified Mechanic
if you replaced the brakes and line due to a broken line, then you need to properly bleed the brakes from teh back to front as you probably have air in the system. Or it could be the master cylinder is bad.
Apr 2, 2010 at 3:25 PM
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