If you are good in windows programing, try to create VBS, or some .exe, that will change that values in hex file, and send it to programmer, using command line option to start programmer.
It should be easy job...
Something like this vbs
Code:
Dim i as integer
strbuff as string
For i = 0 to 65535
Open SorceHexPath For Input As #1
    Input #1, strbuff
Close #1

'Find & Change eeprom value

Open EditedHexPath For Input As #1
    print #1,strbuff
Close #1
Shell programerpath -pPIC etc....
Next i