Index: firmware/source/sys_startup.c
===================================================================
diff -u -reff7b1575f008f81b29ef906f6346fac6012d3ab -r0953a2a6940f9f096fa98cc1e8a5578deab4d8ef
--- firmware/source/sys_startup.c	(.../sys_startup.c)	(revision eff7b1575f008f81b29ef906f6346fac6012d3ab)
+++ firmware/source/sys_startup.c	(.../sys_startup.c)	(revision 0953a2a6940f9f096fa98cc1e8a5578deab4d8ef)
@@ -636,6 +636,15 @@
     vimInit();    
 
 /* USER CODE BEGIN (74) */
+    // shuffle IRQ priorities per design requirements
+    vimChannelMap( 3, 40, &rtiCompare1Interrupt );
+    vimChannelMap( 5, 64, &rtiCompare3Interrupt );
+    vimChannelMap( 13, 3, &linHighLevelInterrupt );
+    vimChannelMap( 15, 29, &adc1Group1Interrupt );
+    vimChannelMap( 16, 15, &can1HighLevelInterrupt );
+    vimChannelMap( 29, 13, &can1LowLevelInterrupt );
+    vimChannelMap( 40, 5, &dmaBTCAInterrupt );
+    vimChannelMap( 64, 16, &sciHighLevelInterrupt );
 /* USER CODE END */
 
     /* Configure system response to error conditions signaled to the ESM group1 */