Diagnostic Test

WARNING: This page is about a different variant/trim than selected.

VERIFY DTC IS ACTIVE

NOTE:

Make sure the applicable fuses are installed and the battery is fully charged before proceeding.

Turn the ignition on.
With the scan tool, read active DTCs.
Is this DTC active?

Yes
- Refer to DIAGNOSIS AND TESTING and perform the NO RESPONSE FROM ELECTRONIC SHIFT MODULE (ESM) diagnostic procedure.
No
- Refer to DIAGNOSIS AND TESTING and perform the STORED LOST COMMUNICATION DTCS diagnostic procedure.