Hi joecowart and welcome to 2carpros-we support all of you
but at lower idle is sluggish and will stall at red lights,
Might want to have the idle air control valve and throttle postion sensor checked out on this problem
Now it seems she is told the third cylinder is not firing correctly, Misfire on a specific cylinder should prompt you to check the sparkplug/compression and injector on that cylinder.
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.
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Friday, October 24th, 2008 AT 4:58 AM