OPERATION
Note. Output mode activates lock and unlock of door, security, horn and headlight.
Scheme 15
Scheme 16
Scheme 17
- Within 3 seconds after reading DTC, turn the ignition to OFF. When no DTC is stored When DTC of former trouble is stored When DTC of current trouble is stored
Scheme 18
- Within 3 seconds after reading DTC, turn the OnStar(R) button On and OFF.
Scheme 19
- There is some trouble in electrical system, when OnStar(R) LED does not come on.
- Repair OnStar(R) LED circuit or diagnostic circuit, when OnStar(R) LED remains always OFF. Refer to «ONSTAR (R) LED DOES NOT OPERATE»(ref-216292-S37678735312006011800000) , Diagnosis for Each Symptom.
Scheme 20
When OnStar(R) LED illuminates in red, it means some trouble exist in OnStar(R) system. In such a cases read DTC and repair. Refer to OPERATION , Read Diagnostic Trouble Code (DTC).