i appreciate you looking into this for me kat - the tod seems to be working fine i have never had a check tod light and the blocks light up accordingly when i encounter rough or slippery terrain - i have 4 brand new falken ziex tires on it and check my tires almost daily hoping that it might be the cause but unfortunately im sure its not
i brought it to a driveline specialty place last month that works on all types of different drivelines big and small and they were afraid to even look at it until i either had a spare transfer case or all the necessary parts in case they needed them - i was kind of stunned seeing as that was the reason i ws bringing it to them so they could find the parts for me - when they listened to it they said something about the "lobes' inside the tcase but i have no idea what they are talking about and seeing as i am most likely not going to be doing this work myself i didnt keep asking questions after that because they seemed busy on other jobs