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cylinder deactivation

  1. 2012 Ram 1500 sport "ECO" indicator

    2012 Dodge Ram Forum
    Can someone educate me futher on the ECO indicator. Mine seems to have two settings. At lower speeds 40-80km/h the ECO comes on when cylinders de-activate. I can tell by the feel and sound from the truck. Then it gives a little jerk (seconds later) with out adjusting position of the throttle...
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