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      01-13-2011, 04:13 PM   #25
BobsM3Coupe
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Drives: M3 Coupe
Join Date: Nov 2009
Location: California

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Quote:
Originally Posted by geneatals View Post
Isn't diff fluid also changed at the 1200 mile service?
My dealer changed the rear diff fluid at the 1200 mile service. Of course they used the cheap XJ fluid. But I understand they only use the +FM fluid if the diff makes noise on tight turns.