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  1. 2014 Grand Cherokee Diesel Diesel Exhaust major problem. Anyone else?

    New Member Introductions
    Short question: Has anyone else experienced a broken injector for the DEF system? Back story if interested: While traveling in our shiny new Grand Cherokee diesel, I got a message on the console stating that there was a malfunction with the Diesel Exhaust System (it isn't due to lack of...
  2. 545RFE - Diesel vs Gas

    Drivetrain Tech Center
    Hello Everyone New to the forum, but didn't see anything on this yet. I'm toying around with the idea of using my WJ harness in another jeep. I have a donor diesel and can't seem to find a straight answer as to whether the 545RFE for our grands has the same ratios as the 545RFE's in the KJ...
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