Questions & Answers for: 1999 ford f150 runs rough

CODE READING # 3 MISFIRE ON A 1999 FORD F150 HAVE ALREADY CHANGED PLUGS BOTH COIL PACKS AND WIRES IT GOES AWAY AND RUNS SMOOTH FOR ABOUT 20 MINUTE THEN GOES BACK TO RUNNING ROUGH AGAIN injector

...1999 ford f150 6cyl standard is miss firing i changes the plugs with motor cratf and new wires. i have a good spark from the coil. idles good but when try to take off miss fires then it runs rough. ...

...1999 f150 4.6 ext cab. vehicle cranks up fine runs rough and dies, I need to hold the thottle open to at least 1100 rpm or the engine dies. The batt and check engine lights are on, when starting cold ...

1999 F-150 Service Engine Light On Orange light on and engine is running really rough and hard accelerating. Exhaust has bad odor. Any clue as to what may be wrong? O2 sensor. cat converters

idle rough but not all the time also engine seems idle rough but not all the time also engine seems to lose power at take off once over 30 /40 mph its ok. but feels like its sputtering.have had #1&

...1999 ford f150 4.6 that back fires and is just running really ruff when idling alot of nack fire a sord of like a pulse going on what is my problem? Check fuel pressure. Sounds like bad fuel pump or ...

rough idle, rough in drive Was running good. Passed someone one on the highway (dropped down into passing gear) and now idles rough in Park/Neutral, and while in drive/reverse. Already had the famous ...

...1999 F150 4x4 truck with an automatic transmission that will not go into forward gears and trans fluid is full but has been leaking u have a solenoid problem on the transmission, needs to be ...

...the valve. In expeditions, It is usually a blockage at the intake. I am including a link to a video that I think will help you out. How to Fix Ford F150 with P0401 EGR Insufficient Flow Code Part ...

1999 Ford f150 V8 why would it be running rough and stalling out sometimes Bought the truck a couple months ago added seafoam to it started pulling code p 0171 and p0174 then started running very ...