Extruder problem?

So I’m having troubles with my printer, after using pc-cf filament, I’ve been having trouble with my printer extruding properly, I’m wondering if I need to get a new extruder assembly.

If you haven’t printed with CF before, it is recommended that you use 0.6 or larger nozzles, as the size of the CF fiber can impede or clog smaller-diameter nozzles.

I changed the nozzle out, after not using the carbon fiber filament.