@phaedrux That fixed it! Thanks! ^.^
; Tools
M563 P0 S"Nozzle-0" D0 H1 F0 ; define tool 0
G10 P0 X0 Y0 Z0 ; set tool 0 axis offsets
G10 P0 R0 S0 ; set initial tool 0 active and standby temperatures to 0C
T0 ; ensures a tool is selected upon start up (allowing extrusion/retraction)
Added a note in the config to remind myself what it does.