CRUISE CONTROL 60-65 MPH DASH READS 19-21 MPG.I HAVE HAD NO PROBLEMS YET EXCEPT FOR THAT NOISE I WROTE ABOUT, BUT I TALKED TO 2 MECH.AND THEY SAID IT WAS NORMAL,THEN AGAIN I ONLY HAVE 2800 MILES ON HER AND I BROUGHT HER LAST AUGUST(2007).IM THINKING I SHOULD START USEING THE TRUCK TO SEE IF...