It was bad between different roles of filament. I just replaced the extruder and it is working well now, meaning it was likely a clog. I plan to try the above recommended paint thinner to unclog the original nozzle.

Thank you for your quick reply! I copied the protocol for a simple unclog below. I will try these and let you know how it works! "The simple unclog method is to first heat your hotend up to your normal operating temperature, Extrude 20mm of filament, and then let it cool down to room temperature. Th...

I am having an issue with PLA filament extrusion -- filament comes out uneven and jagged and eventually stops extruding even though the feeding gear keeps moving. We have been able to print a few very small items, but the issue has now exacerbated to the point that not even a calibration square will...