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Old 10-18-08, 10:13 AM
emc428 emc428 is offline
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Join Date: Oct 2008
Posts: 4
still having idle issues

Still having high idle issues with this truck. Have checked for vacuum leaks, found none. Have replaced TPI, didn't solve problem. Replaced idle air control, thought it worked, then the problem began again after driving only a few miles. Any suggestions on what to check now? When we pull off the mass air flow sensor and plug the two holes with fingers, the idle goes down where it is supposed to. We have no clue where to go with this now. Any and all suggestions would be welcome.
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