Problem in ABS and Poor Service from Star Motor Nagpur

I am getting very poor service from Star Motor Nagpur . Last 6 Months I am facing problem of Light Glow in ABS Sensor and vibration in brake peddler . I have visited several times in Star Motor in Nagpur but every time they informed me that there is no sensor ( ABS Sensor available ) and problem not solved . I have written several mails to Star Motor to get a single reply but they do not bother to reply mails . I have asked every week over phone but not able to get a proper reply -

Date- 11/10/2009 -- After complaining to there Head Office in Noida the problem solved in 72 Hours by Star Motors , Nagpur . I want to thanks Service of Chevloret