diff --git a/Protocol/CAN.cpp b/Protocol/CAN.cpp
index ad521e8..5918203 100644
--- a/Protocol/CAN.cpp
+++ b/Protocol/CAN.cpp
@@ -15,7 +15,7 @@ void CAN::transmitMsg(Uint16 boxNumber, const CANMessage& message){
     p_MailBox->MDH.all = 0x0;
     p_MailBox->MDL.all = 0x0;
 
-    p_MailBox->MSGCTRL.bit.DLC = message.dataLength;
+    // p_MailBox->MSGCTRL.bit.DLC = message.dataLength;
     p_MailBox->MDH.all = message.mdh.all;
     p_MailBox->MDL.all = message.mdl.all;
 
@@ -35,7 +35,7 @@ void CAN::transmitMsg(Uint16 boxNumber, const CANMessage& message){
 }
 
 
-void CAN::transmitMsg(Uint16 boxNumber, const Uint32& message){
+void CAN::transmitMsg(Uint16 boxNumber, const Uint64& message){
     if (boxNumber > 31) return;
 
     Uint32 mboxControl(0);
@@ -46,8 +46,8 @@ void CAN::transmitMsg(Uint16 boxNumber, const Uint32& message){
 
     p_MailBox->MDH.all = 0x0;
     p_MailBox->MDL.all = 0x0;
-
-    p_MailBox->MDH.all = message >> 16;
+    
+    p_MailBox->MDH.all = message >> 32;
     p_MailBox->MDL.all = message;
 
     // Set TRS for mailbox
@@ -56,17 +56,17 @@ void CAN::transmitMsg(Uint16 boxNumber, const Uint32& message){
     p_CanRegs_->CANTRS.all = CanShadow_.CANTRS.all;
 
     // Wait for TA bit to be set
-    do { CanShadow_.CANTA.all = p_CanRegs_->CANTA.all; }
-    while((CanShadow_.CANTA.all & mboxControl) == 0 );
+    // do { CanShadow_.CANTA.all = p_CanRegs_->CANTA.all; }
+    // while((CanShadow_.CANTA.all & mboxControl) == 0 );
 
     // Clear TA (transmit acknowledge bit)
-    CanShadow_.CANTA.all = 0;
-    CanShadow_.CANTA.all |= mboxControl;
-    p_CanRegs_->CANTA.all = CanShadow_.CANTA.all;
+    // CanShadow_.CANTA.all = 0;
+    // CanShadow_.CANTA.all |= mboxControl;
+    // p_CanRegs_->CANTA.all = CanShadow_.CANTA.all;
 }
 
 
-void CAN::transmitMsg(Uint16 boxNumber, const Uint32& message, const Uint16 dlc){
+void CAN::transmitMsg(Uint16 boxNumber, const Uint64& message, const Uint16 dlc){
     if (boxNumber > 31) return;
 
     Uint32 mboxControl(0);
@@ -79,7 +79,7 @@ void CAN::transmitMsg(Uint16 boxNumber, const Uint32& message, const Uint16 dlc)
     p_MailBox->MDL.all = 0x0;
 
     p_MailBox->MSGCTRL.bit.DLC = dlc;
-    p_MailBox->MDH.all = message >> 16;
+    p_MailBox->MDH.all = message >> 32;
     p_MailBox->MDL.all = message;
 
     // Set TRS for mailbox
@@ -88,13 +88,13 @@ void CAN::transmitMsg(Uint16 boxNumber, const Uint32& message, const Uint16 dlc)
     p_CanRegs_->CANTRS.all = CanShadow_.CANTRS.all;
 
     // Wait for TA bit to be set
-    do { CanShadow_.CANTA.all = p_CanRegs_->CANTA.all; }
-    while((CanShadow_.CANTA.all & mboxControl) == 0 );
+    // do { CanShadow_.CANTA.all = p_CanRegs_->CANTA.all; }
+    // while((CanShadow_.CANTA.all & mboxControl) == 0 );
 
     // Clear TA (transmit acknowledge bit)
-    CanShadow_.CANTA.all = 0;
-    CanShadow_.CANTA.all |= mboxControl;
-    p_CanRegs_->CANTA.all = CanShadow_.CANTA.all;
+    // CanShadow_.CANTA.all = 0;
+    // CanShadow_.CANTA.all |= mboxControl;
+    // p_CanRegs_->CANTA.all = CanShadow_.CANTA.all;
 }
 
 
diff --git a/Protocol/CAN.h b/Protocol/CAN.h
index f230c14..8625a44 100644
--- a/Protocol/CAN.h
+++ b/Protocol/CAN.h
@@ -114,8 +114,8 @@ public:
     bool isNewMessage(Uint16 boxNumber);
 
     void transmitMsg(Uint16 boxNumber, const CANMessage& message);  // TODO excessive method?
-    void transmitMsg(Uint16 boxNumber, const Uint32& message);
-    void transmitMsg(Uint16 boxNumber, const Uint32& message, const Uint16 dlc);
+    void transmitMsg(Uint16 boxNumber, const Uint64& message);
+    void transmitMsg(Uint16 boxNumber, const Uint64& message, const Uint16 dlc);
     void updateTXMessage(Uint16 boxNumber, const CANMessage& message);
     void updateTXMessage(Uint16 boxNumber, const Uint32& message);
     void sendRemoteRequest(Uint16 boxNumber);