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exhaust filter

  1. Exhaust Filter

    Grand Cherokee Diesel Discussions
    I have a 2014 Grand Cherokee EcoDiesel. Yesterday I got a message saying “exhaust filter near full, safely drive at highway speeds to remedy” and my check engine light came on. So I took her out tonight and drove back on forth down the highway for a good hour at 70mph. I parked, Ran in the store...