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Ford F-350 Super Duty

Report: Ignition Coil Failure Due to Excessive Spark Plug Gap

Ford F-350 Super Duty Problem
10 Reports
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Model Years Affected: 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006

Engines Affected: 5.4L V8, 6.0L V8 Diesel Turbo, Gasoline

Verified

An illuminated Check Engine Light could indicate that one or more of the ignition coils has failed due to excessive spark plug gap. To fix this problem, the ignition coils that have failed, the spark plugs, and all coil boots should be replaced.

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