Index: dialin/protocols/CAN.py
===================================================================
diff -u -r15ac4efc414bb043b7a3d5af0be099389e8a4bd4 -r7089b9a30958d64227b9a071c31157c45b96b647
--- dialin/protocols/CAN.py	(.../CAN.py)	(revision 15ac4efc414bb043b7a3d5af0be099389e8a4bd4)
+++ dialin/protocols/CAN.py	(.../CAN.py)	(revision 7089b9a30958d64227b9a071c31157c45b96b647)
@@ -343,7 +343,7 @@
     START_BYTE = DenaliMessage.START_BYTE
     DIALIN_MSG_RESP_TO = 0.1  # number of seconds to wait for a response to a sent command
 
-    def __init__(self, can_interface: str, logger: Logger, log_can=False):
+    def __init__(self, can_interface: str, logger: Logger, log_can=False, console_out=False):
         """
         DenaliCanMessenger constructor
 
@@ -356,6 +356,7 @@
         self.bus = can.interfaces.socketcan.SocketcanBus(channel=can_interface)
         self.logger = logger
         self.log_can = log_can
+        self.console_out = console_out
         self.listener_buffer = can.BufferedReader()
         self.notifier = can.Notifier(self.bus, [self.listener_buffer])
         self.send_packet_request_id = -1
@@ -473,7 +474,8 @@
                                     DenaliMessage.crc8(self.messages)))
 
                         if message_valid:
-                            print(complete_dialin_message)
+                            if self.console_out:
+                                print(complete_dialin_message)
                             # We first check if this is a response to a send request that is pending
                             if dialin_msg_id == self.send_packet_request_id:
 
Index: dialin/ui/hd_simulator.py
===================================================================
diff -u -r3ed79c5b9910a16ae58402c7380a4d3375d1d0fc -r7089b9a30958d64227b9a071c31157c45b96b647
--- dialin/ui/hd_simulator.py	(.../hd_simulator.py)	(revision 3ed79c5b9910a16ae58402c7380a4d3375d1d0fc)
+++ dialin/ui/hd_simulator.py	(.../hd_simulator.py)	(revision 7089b9a30958d64227b9a071c31157c45b96b647)
@@ -189,15 +189,17 @@
     NUM_TREATMENT_PARAMETERS = 18
     instanceCount = 0
 
-    def __init__(self, can_interface="can0", log_level=None):
+    def __init__(self, can_interface="can0", log_level=None, console_out=False):
         super().__init__()
         HDSimulator.instanceCount = HDSimulator.instanceCount + 1
 
         self._log_manager = _LogManager(log_level=log_level, log_filepath=self.__class__.__name__ + ".log")
         self.logger = self._log_manager.logger
+        self.console_out = console_out
         self.can_interface = DenaliCanMessenger(can_interface=can_interface,
                                                 logger=self.logger,
-                                                log_can=self._log_manager.log_level == "CAN_ONLY")
+                                                log_can=self._log_manager.log_level == "CAN_ONLY",
+                                                console_out=console_out)
         self.can_interface.start()
 
         if self.can_interface is not None: