[fagan480]

Hey powerstrokers i have a 2004 6.0 and my bully dog gauge tuner threw diagnostic codes for cylinder 8 and 2 glow plugs so i bought two glow plugs and got them changed and still says same thing any help

 

[dannyboy950]

Glowplug wireing or the module or a false reading from the bullydog.

 

[ryan.sampson]

Check for chaffed wires on the harness


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