Clean out the idle air control and the EGR valve and test the throttle position sensor If the check engine light is on, have the computer scanned. If it isn't check for major vacuum leaks, check the maf sensor. Without the check engine light being on, it becomes a guessing game. Also, check fuel pump pressure. Directions are listed on our homepage under the DIY section. Let me know
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Tuesday, January 4th, 2011 AT 8:45 PM