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October 1, 2014 Service bulletin

Information

BMW technical service bulletin 120212 for 2009-2013 BMW Z4, 2007-2010, 2012 BMW 335I and 2008-2010 BMW 535I and others.

Bulletin number
120212
Component
Engine
Summary
INFORMATION This section only applies to vehicles that require cleaning the intake valve and intake ports. Refer to the applicable Service Information bulletin or ETK if carbon cleaning was not the root cause for the complaint. Reuse the strut brace bolts. Part Number Carbon Blaster Walnut Shells: Replacement media, 20/30 SAE or 0.45-0.80 mm walnut shells can be sourced locally or through one of the following distributors: MARCO(r) Corporate - (800) 252-7848, ext. 284 - marcousa.com/index.cfm Trinity Tool Company - (800) 587-4626 - www.trinco.com McMASTER-CARR(r) - www.mcmaster.com Refer to EPC for applicable gaskets and bolts.

Owners of these vehicles have filed 310 complaints in the engine category.

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