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P1509 Diagnostic Trouble Code Discussion for March 2007

Idle Speed High - IAC System Not Responding


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Trouble Ticket Help Requests for DTC P1509
Help Request Posted
2000 Chevrolet Astro 4.3L Poor Idle Quality
P1509: Idle Speed High - IAC System Not Responding. intermittent high idle. see repair history		 March 23, 2007