Onstar (R) LED Illumination Pattern
OnStar (R) LED Illumination PatternINSPECTION
1. LED ILLUMINATES GREEN.
1. There is some trouble in electrical system, when OnStar (R) LED does not come on.
2. Repair OnStar (R) LED circuit or diagnostic circuit, when OnStar (R) LED remains always OFF.
2. LED ILLUMINATES RED.
When OnStar (R) LED illuminates in red, it means some trouble exist in OnStar (R) system. In such a case, read DTC and repair.