Hi just want to confirm which gearbox oil to use on my switchable auto 325i?
4hp22 i beleive.. also how many litres are needed is system is completely drained?
Thanks saj
Which gearbox oil to use?
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sajad09
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DanThe
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ATF Dexron 3 which you can get from pretty much anywhere, buy two 5 litre tubs and you will have enough to renew the PAS fluid also 
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sajad09
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Cheers mate good idea that. 
