I've been there to test drive a used one they got in, in early Feb., he said that he thought it would get built in the next month or so. It's a dealer about 1/2-hour drive away. I went with them instead of the one in town a after talking with a salesman here who laughed when I told him I was...
I ordered a Lariat eco on the 2nd day they took orders and I was a 19 priority. still waiting. E mailed the salesman last week about getting the prioriyy changed and he said he would look into it "ASAP", still waiting to hear from him. From my observations it looks like there are more people...
I would trust the numbers from the computer on the vehicle before doing it yourself. You will never know if you have it filled to the same volume as you had when you started. You could be 1/2 to 1 gal off and that would make the calculations different.