Questions & Answers for: Mercury idles rough

...idles exteamly rough and eventually smoothes out after temperature is warm. Other times it starts normal and has a smooth idle. 1999 wit only 12,700 mi. Thanks!! have this car taken to an auto repair ...

rough idle stalls idles roughly and stalls when put in gear also has white smoke coming out of exhaust pipe and coolant is being pushed back out of the fill tank blown head gskt? blown headgasket

1994 Cougar XR7 Engine idling rough and running rough at low and mid range speeds. If I punch it or get to about 80 mph it smooths out and runs like it should. A fuel injector stuck open and the ...

my suv still idles rough after changing plugs why alot of things will make your car idle rough other than plugs. how many miles are on it

...idles rough but drives smooth may be due to broken motor mounts. The purpose of motor mounts is in the name! These cylindrical components are what keep your engine in place. Broken or weak mounts are ...

...and wires and added some dry gas. The car still idles rough but doesn't stall now. What else should I check? you can check your idle air contol senser or you could have a bad fuel ...

codes 171 and 174, rough cold idle, maf replaced 17 months ago----could it be tps or iac motor will also idle rough or stall after it has warmed up, but very rough at cold start where throttle ...

why does car idle rough after fast idleslows down car will idle rough after starting until it warms up. when was last tuneup and are there vacuum leaks somewhere..

why does my 1999 mystique will crank and run but runs rough when starting i must give my mystique gas in order for it to run after starting it runs rough. Sounds like your idle valve has stopped ...

I have 1999 mercury villager 3.3L. Changed convert. Cleaned gas tank .Changed relays .fuel filter cleaned block n it will not let me get full rev once the motor is warm. Rough idle till it dies Have ...