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mds issues

  1. 5.7 Hemi Mds lifter problems

    Challenger Issues & Problems
    Alright so we are all familiar with the mds system. It puts your v8 into a v4 mode when not pressing on gas to save you gas. So my car has been making this rottle noise when mds kicks in. It sounds like when you go back the chain of a bicycle. So i’ve researched it and I believe it might be a...
  2. 392 MDS issue?

    2015 to Current R/T Scat Pack 392
    Hey guys, Im new here and just made the jump from a 2017 R/T 5.7 to a 2018 R/T scatpak 392, both of which have MDS. What I noticed and am concerned about is that the 5.7 was much more MDS friendly, in the sense that it would engage as soon as it could and stay on for as long as possible. The 392...
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