Diagnostic Test

PROGRAM ALL OF THE IGNITION KEYS
1. Turn the ignition on.
2. With the scan tool, attempt to program the key(s) into the WCM/SKREEM.
  Was the programming of the key(s) successful?
  
  Yes
  - Perform the WCM VERIFICATION TEST. Refer to STANDARD PROCEDURE - WIRELESS CONTROL MODULE (WCM) VERIFICATION .
  No
  - Replace the ignition key and attempt to program it into the WCM/SKREEM. If the DTC resets, replace and program the Wireless Control Module (WCM/SKREEM) in accordance with the Service Information.
    NOTE:
    If this vehicle is equipped with a Steering Column Lock Module, it must be replaced along with the WCM.
  - Perform the WCM VERIFICATION TEST. Refer to STANDARD PROCEDURE - WIRELESS CONTROL MODULE (WCM) VERIFICATION .