how often should i change the transfer case fluids

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10-09-2010, 10:40 PM

40series

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how often should i change the transfer case fluids

how often should i change the Trans. case fluids , i never had them changed- original owner.

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10-09-2010, 11:29 PM

budhayes3

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Quote:

Originally Posted by 40series

how often should i change the Trans. case fluids , i never had them changed- original owner.

Ummm, I can't remember the factory recommendation, but I do mine about every 25-30k...

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10-10-2010, 11:39 PM

01WS6/tamu

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Every 30K on the autotrac cases using gm autotrak oil.

On the older 241's and electric shift 241 that use atf every 50 or so, or use synthetic and never change it.

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