Precision Turbo and Engine BigStuff3 GEN3 PRO SEFI (LS1) System Hardware & BigComm Software - Manual (Page 101)

BigStuff3 Pro SEFI System (LS1)
Version 1.0 100
71. Load From File
In addition to the “Default Dash” unique dash’s can be configured and used, e.g. Turbo Car dash.
To view a previously saved unique dash, go to Dash on the Main Menu screen. Left mouse click
on Dash and slide the cursor down to “Load from File”.
Release the left mouse button and the following screen will open with a message that reads,
“This will destroy your current Dash setting.” “Do you want to continue”?