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    Strange shake

    I have something happening with my 02 4X4 with the 4.0 engine. I have a shake that occurs in the 40-45 MPH range as I am accelerating up to cruising speed. Almost feels like a misfire but no codes to indicate such. I had the "shake" both before and after installing a new set of tires and an...
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    Vacuum Leak Prone Areas

    I evidently have a vacuum leak that keeps turning on the CEL. Scan keeps showing P1000-MAF problem. I cleaned the MAF sensor, and eventually replaced it with another sensor. Is/are there any leak-prone area(s) on a 4.0 that I might look for? Truck is a 2002 4X4 extended cab with 82K miles...
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