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Old 12-07-2012, 07:25 AM   #4
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Join Date: May 2008
Location: Indiana
Posts: 2,180
My Ride: 2003 330Ci
The BMW suggested plug change interval for the E46 M3 is 60,000 miles.
It is also the the interval for the valve adjustment, Transmission and diff fluid changes for the M3.

You can download the BMW Service checklist here:

Owners manuals are here if you need one:
Discounts on new and CPO cars.
Most Dealers offer a parts discount, BMP Design 10% off

Last edited by shanneba; 12-07-2012 at 09:08 AM.
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