2003 Dodge Durango CODES P0300 P0304 P0306

2003 DODGE DURANGO
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NAVARRO1075
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Engine Performance problem
2003 Dodge Durango V8 Four Wheel Drive Automatic

CODES P0300 P0304 P0306 ,ANY IDEAS ON WHAT SHOULD REPLACED?
Jun 28, 2009 at 7:52 PM
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RASMATAZ
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Misfires can be caused by worn or fouled spark plugs, a weak spark (weak coil, bad spark plug wire), loss of compression, vacuum leaks, anything that causes an unusually lean fuel mixture (lean misfire), an EGR valve that is stuck open, dirty fuel injectors, low fuel pressure, or even bad fuel.
Jun 28, 2009 at 8:00 PM