Quote Originally Posted by GasGuzzler View Post
There's no need to break in a used part. By definition, it's already broken in. Install the retuned PCM after the gears.
+1

Quote Originally Posted by Quik View Post
the stock gov lok works and can hold up. heres the thing if you abuse it it will break. plain and simple. doing doughnuts, burnouts and just constantly trashing on the truck will eat the diff alive. mine held up for years of driving and track days. what went in mine was the clutch pak and plates inside decided to give out.

you can get best carrier in world if you trash on it it will also break. if you dont abuse truck the stock carrier will last
+1