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DTC B0605: BCM Internal Memory Malfunction: Testing

  1. If BCM diagnostic system check was performed, go to next step. If BCM diagnostic system check was not performed, see procedures in BCM DIAGNOSTIC SYSTEM CHECK  .
  2. Replace BCM. See REMOVAL & INSTALLATION. Reprogram BCM. See BCM PROGRAMMING/RPO CONFIGURATION  . Go to next step.
  3. Turn ignition off. Reinstall all components and connectors. Turn ignition on. Clear DTCs. Perform BCM DIAGNOSTIC SYSTEM CHECK  .
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