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October 24, 2012 Service bulletin

Ford: factory installed spark plugs meets gap specification; if changing or installing new spark plugs, or...

Ford technical service bulletin SFA-12L09 for 2013 Ford Mustang.

Bulletin number
SFA-12L09
Component
Engine
Summary
Ford: factory installed spark plugs meets gap specification; if changing or installing new spark plugs, or use incorrect spark plug gap specification, this may cause detonation and/or misfire, damaging engine. Models 2013 mustang shelby gt500.

Owners of these vehicles have filed 23 complaints in the engine category.

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