Just few week ago my suv when I start engine the light of vsc trac . Trac off light flash and go off then next two days the light of vsc trac , and trac off light on I try to turn off by the switch call trac off but doesn't do any thing my car still running normal at condition , my question the vsc trac , trac off light on like this is that something wrong can you help me how to disable the vsc trac . Trac off light thaks