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Home >> Chevrolet >> 2005 >> Chevy Express H1500, Van Passenger >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Control System - 4.3L - Introduction) >> Repair Instructions >> Idle Air Control (IAC) Valve Replacement >> IAC Valve Reset Procedure

IAC Valve Reset Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Turn ON the ignition for 20 seconds.
  2. Turn OFF the ignition for 10 seconds.
  3. Start the engine.
  4. Check for the proper idle speed.
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