1999 Gmc Envoy Brake Warning Light On Dash Brakes Fluid Reservoir Full

137,000 MILES
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ANONYMOUS
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Brake warning light on dash is on and I have no brakes . Fluid reservoir is full. What is the problem
Nov 19, 2012 at 9:04 AM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,246 POSTS
If the brake pedal goes to the floor, chances are the master cylinder is bad.
Nov 19, 2012 at 9:07 AM
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