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Symptom: ORC MESSAGES NOT RECEIVED POSSIBLE CAUSES INTERMITTENT CONDITION NO RESPONSE - PCI BUS - ACM INSTRUMENT CLUSTER TEST ACTION APPLICABILITY 1 Turn the ignition on. t, attempt to I/D or communicate with the ACM. Is there a response from the ACM? All Yes → Go To 2 No → Refer to symptom *NO RESPONSE FROM ACM in the Commu- nication category. 2 With the DRBIII t, erase the DTC from the Instrument Cluster. Cycle the ignition and wait approximately 1 minute. t, read DTCs. Did this DTC reset? All Yes → Replace the Instrument Cluster in accordance with the Service Information. No → The condition is not present at this time. Monitor DRBIIIt parameters while wiggling the related wire harness. Refer to any 281 INSTRUMENT CLUSTER |