2007 Mercury Mountaineer "engine chugging" Questions

my mountaineer chugs when i hit about 55mph Is the check engine light on ?Have you done any maintenance on it this year ?A slight miss will be amplified when the truck shifts into overdrive around ...

...hitting between 50-65 mph the truck will chug like it's not getting fuel. Once in a while the check engine light comes on when this happens but not all the time and it doesn't do it all the time ...

engine, chugging at idel and driving... although the check engine light goes off, the code is most likely still locked in. stop by your local advanced auto parts, or mechanic to have them check it out

chugging and engine light keeps coming on. So I had the fuel pump changed and metal shavings were found in the strainer, and it seemed ok this week until today. Started chugging again and check engine

...engine is "chugging" when I reach between 40 - 50mph My engine has started "chugging" when I reach between 40- 50 mph. I have put a fuel cleaner in it and that didn't work. I changed the spark plugs ...

1991 Mazda Protege: When key is turned, engine will not always turn-on, I keep turning key until the engine turns on. What causes this? Does it chug chug chug for a while before it start or is it dead

Power loss / low idle speed The engine ''chugs'' when accelerating and it also ''chugs'' while idling. This has been occurring for about a week and now the check engine light is blinking when it ...

dacia duster chugging chugging when pulling away in first gear and then slight chugging when driving what is the engine on the car?

chugging and check engine light codes 300,303,304 and may have more????? it has been acting up I took it in the guy said he replaced the egr vavle and spark plugs but it still chugs and when it;s at ...

...chugging even though I have a full tank of gas and engine oil and coolant have just been added. It starts fine but when I get it up too about 45mhp and 2000rpms it starts to chug. Can anyone offer ...