2006 Ford F-350 Super Duty Q&A
2006 Ford F-350 Super Duty Question: spark plugs and coil boots
They are connecting the ignition coils to the spark plugs and insulating the conductor spring. Zee - ZeeTech
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 spa...