DTC B2556: EEPROM Error: Testing
- Perform remote keyless entry diagnostic system check. See REMOTE KEYLESS ENTRY DIAGNOSTIC SYSTEM CHECK under SELF-DIAGNOSTIC SYSTEM. After performing diagnostic system check, go to next step.
- Replace BCM. See BODY CONTROL MODULE (BCM) under REMOVAL & INSTALLATION. Reprogram BCM. See PROGRAMMING . Reprogram keyless entry transmitters. See appropriate REMOTE KEYLESS ENTRY SYSTEMS article.