westc2010 , Before throwing any parts at your Blu phone try a factory reset as it may solve your issue. Try the reset procedure below or go to the Link below and select your exact model (you will lose all stored data by doing a factory reset).
-Power off the device or If unable to power off, remove and reinsert the battery.
-Hold the volume down key + power key for 15/20 seconds and then release.
-Press the volume down key 3 times and select delete all user data by pressing the power key.
-Scroll down to and select Yes – delete all user data.
-The device will reboot and display the recovery screen.
-Select Reboot system to restart the handset.
I hope this helped you out, if so let me know by pressing the helpful button.