2001 Ford Expedition rough idle engine service light on

2001 FORD EXPEDITION
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MORRISDELGADO
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Engine Performance problem
2001 Ford Expedition V8 189000 miles

whistling sound very rough idle, recently bypassed heater core is this related
Mar 15, 2010 at 8:23 PM
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RASMATAZ
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Have the computer scanned for code/s-you have a problem within the engine management system that caused the CEL to turn on-This is your starting point of diagnosis,finding out what's going on.
Mar 15, 2010 at 8:25 PM
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DGK
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Check you PCV Hose very common problem on this model and high miileage.
Mar 15, 2010 at 8:37 PM
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