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  1. Engine shake

    Hey guys, I own an '06 Magnum 2.7L, currently 80k on the odometer. About 6-7 months ago the car, while in P or idling at a stop light would shake a bit. The RPM's go up and down, seems like the car is going to cut off. I read up on it and thought it was a carbon build up, so I used Seafoam...