Report "2000 Lincoln Ls when taking off car seems to chug a few times its really bad when i take off going up hill & kinda goes away when im over 45 or 50 ..... before this problem started it would turn off every once in a while when i stopped at a light, id put it in park and restart it , then after a while it started chuggin lightly when i was at a stop light.....& now its everytime i take off it chugs along like its been pulled back or yanking....so my question is Whats Wrong??????"