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Cadillac Master
19,185 Answers
- Posted on Jan 12, 2016
Re: Why does my ABS light stays on and sometimes i get a...
The light being on means the system has detected a problem in one or more sensors. The vibration is the ABS modulating the brakes to prevent skidding because it has detected a wheel that is locked up. That wheel is most likely the one sensor that is giving you the error.
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