If you experience difficulty starting the engine when cold, stalling at idle, or hesitations during acceleration, it may be the idle air bypass valve. This valve helps the vehicle idle steady when the accelerator pedal is not pressed.Google+
Car Problem Reports
Ford Taurus Problem With Idle Air Bypass Valve May Cause Engine Performance Problems
Ford Taurus Problem
Engines Affected: 3.0L V6, 3.0L V6 SHO
Average Mileage: 115,500 mi (80,000 mi - 147,000 mi)
Visitor, 1994 Ford Taurus, 3.0L V6, 80,000 mi
Difficult to start in cold weather. Slow acceleration
Visitor, 2005 Ford Taurus, 147,000 mi
My car just stalled on me the other day. But it's been fine so far but I can tell it just doesn't have as much power as it accelerates. What do I need to do?
Visitor, 2004 Ford Taurus
Only on cold mornings my 2004 Ford Taraus wont start, It will turn over but just wont fire up and go.
Visitor, 1990 Ford Taurus, 3.0L V6 SHO, 100,000 mi
idling is too slow