Another transfer case question

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bambam78

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This is my first time owning a 4x4, just wondering what kinda case i would have, and how you would swap the fluid in it, and how often you should switch it out?


i have a 91 5.7, reg cab long bed thanks
 

dirtridinz71

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Your truck will have a NP241 transfer case. As for changing the fluid, on the backside of the tcase you will see 2 large hex plugs these are the drain(bottom) and fill(top) plugs. Fill it until it comes out the fill hole.
 
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