That sounds like an MDS problem since MDS is cylinder deactivation. I assume his 06 is a hemi so it would have MDS, but I don't have a clue how to fix it.
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Silver Truck Club Member #12
Mods: Spectre CAI, Taurus e-fan, Magnaflow muffler dual-in single-out (factory y gone), 4.10 Yukons and DTT, jet stage 1, ASP UD pulley, Line-x
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