Look at the blue tag on the bottom of the icemaker. If the date is prior to March 1, 2008, replace the icemaker ==> Icemaker Part Link

Now go to the back of the fridge and open the metal cover to the muthaboard cubby and look at the software version to the left of the CPU; if it's less than 4.02, replace the muthaboard ==> Muthaboard Part Link

Source: GE Profile refrig Model PFSS6PKXASS--wont make ice and change water filter light on