# 1994 CHEVROLET SUBURBAN — SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
> NHTSA complaint `155346` · 1999-06-17 · General Motors, LLC
## Severity
- **Deaths:** 0
- **Injured:** 0
- **Fire:** No
- **Crash:** Yes
- **Police report:** Yes
- **Medical attention:** No
- **Vehicle towed:** No
## Vehicle
- **Make:** CHEVROLET
- **Model:** SUBURBAN
- **Year:** 1994
- **Manufacturer:** General Motors, LLC
- **Component:** SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
- **Speed:** 35 mph
## Narrative
BOTH INCIDENTS WERE ALMOST IDENTICAL.  I WAS TRAVELING APPROXIMATELY 35 MILES PER HOUR OR LESS AND HAD THE NEED TO STOP QUICKLY DUE TO OTHER VEHICLES IN FRONT OF ME. WHEN I APPLIED THE BRAKES IT FELT LIKE THEY WERE NOT WORKING AND THE PEDAL WENT TO THE FLOOR.  THERE WAS NO PULSING OF THE BRAKES, JUST A NOISE THAT SOUNDED LIKE A LOUD GROAN.  I DID NOT PUMP THE PEDAL, I JUST APPLIED  HARDER AND HARDER PRESSURE UNTIL THE PEDAL WAS ON THE FLOOR, AND THE SUBURBAN CONTINUED TO ALMOST FREEWHEEL INTO  THE BACK OF  VEHICLE IN FRONT OF ME.  LUCKILY NO ONE HAS BEEN SERIOUSLY INJURED YET. BUT IF A REMEDY IS NOT FOUND I AM SURE IT IS JUST A MATTER OF TIME UNTIL A CHILD RUNS OUT FROM BEHIND A PARKED CAR, AND IT WON'T JUST BE PROPERTY DAMAGE.  I TOOK MY SUBURBAN TO GREY CHEVROLET TO HAVE THEM CHECK OUT THE BRAKES, AND THEY SAID ALL THAT ALL THEY COULD FIND WAS THAT THE MASTER CYLINDER WAS OVERFULL, AND BROUGHT  THE LEVEL DOWN TO WHERE IT SHOULD BE.  THE BRAKES DO NOT FAIL ALL THE TIME, IT IS INTERMITTENT.  DUE TO THAT A PROBLEM IS HARD TO DEFINE.  *AK
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*Source: [NHTSA ODI](https://www-odi.nhtsa.dot.gov/downloads/) · AI Analytics · CC0 1.0*