2014 2500 6.4hemi Tradesman
Had message on dash to service Throttle Body.
Shortly after Cylinder 6 Deactivation/Open P3441.
Replaced the Throttle Body. P3441 cleared.
Week later 23 codes popped up. All around Cylinders/Misfires/Ignition Coils. Rough idle. Read to test the ASD relay by...
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