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  1. Aharleyguy

    GDE Tune?

    Has anyone purchased the new GDE tune yet? I interested in the difference between the original tune and the new tune? Please advise.
  2. Aharleyguy

    My DEF gauge is stuck.

    Always fill up the DEG fluid at each oil change. It took about six gallons to fill up. Got back in the truck and the gauge didn’t move. Still needle is showing just above the red on the gauge. I tried several times starting the truck up, and drove hundreds of miles, but the gauge will not move...
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