Loud snap or clank in 4wd low under heavy load.

[Nikad92397]

Any clue on the years ?

Thanks for the help.

[arcobarco]

Before changing the transfer case check the motor mounts and the transmission mount many times these parts have been found broken. The play and stress while in 4 low could be the source of the noise. Also get the u joints greased. These are common areas to cause Before noise.