mixing atf brands

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01-12-2009, 10:09 PM

mullishacrew

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mixing atf brands

i am low on transmission fluid and cannot find the same brand i have in it now, i use Valvoline ATF full synthetic but my question is can i mix another brand of ATF full synthetic and not need to worry? and it is dexron 3 for our truck right?

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01-13-2009, 03:40 AM

Field_boss_cb

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I have mixed trans fluids before and have not had any problems.

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01-13-2009, 08:15 AM

Ace

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Those fluids are made to certain specifications. They are interchangeable within the various families. Mopar even allowed topping up with AFT+4 when there was still alot of ATF+3 in service.