Button LED Inoperative - OnStar
TEST DESCRIPTIONSteps 1-10:
The numbers below refer to the step numbers on the diagnostic table.
3. Determines if the OnStar(R) status LED has the necessary GRN LED signal circuit.
5. If the GRN LED signal is shorted to voltage then the OnStar(R) three button assembly has been damaged. The OnStar(R) three button assembly has to be replaced.