Originally Posted by Kennyfvholla
You need to buy it from the dealer. If I remember correctly, it cost somewhere just a bit north of $100. Sometimes you can find them on eBay cheaper.
The duty-C is what controls the center differential clutch. It causes plenty of different binding issues when it fails.
It is located in the tail end of the transmission.
I'm being told that it's a good idea to replace the AWD clutch discs too while they are in there. What do you think??