The gc1  (3 pin plug at end of cord )controller is made by penny and giles technology. It has been discontinued. We will accept and repair your GC1 control module.  The cost for this normally 1 business day repair is $189. We encourage you to send your joystick in with the module, as then we can test your complete system before return shipping. Return shipping is done by USPS priority mail. Shipping will be added at checkout. We do not have a preference on what carrier you use to ship to us. Questions? Call 352 999 4477