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Home › Dodge and Ram › 2013 › Charger SRT-8 › Repair and Diagnosis › Accessories & Equipment › Communication Devices › (Vehicle System Interface Module (VSIM) Module - Electrical Diagnostics) › DTC Troubleshooting › U0164-Lost Communication With HVAC Control Module › When Monitored

When Monitored

Continuously when the ignition is on.

Battery voltage between 10 and 16 volts.

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