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I wrote a msg back in March when weather was cold. Now that the weather is getting cold again the idle problem on this 01 sport trac is back and only getting worse. At start up it will run rough and try to stall. If the accellerator is held on for 30 sec. to 2 minutes the problem completely goes...

I don't have the vehicle here right now but, wouldn't the cracked vacuum line be causing problems hot and cold? This vehicle is perfect after approx 2 minutes of running. I will look at the vacuum hose but the IAC counts seem to be high enough. I would think an air intake leak would cause low...

Working on 01 Ford explorer sport trac with 4.0 vin E when starting below 30 degrees Farenheit the vehicle will run rough and stall. The problem only lasts a couple minutes and straightens out. Seems like the problem starts when the vehicle idle speed is coming down after initial start. No...