gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

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Information Bus > < Idle Air Control Motor (IAC) <--> [Idle Speed/Throttle Actuator - Electronic]|Locations|Page 5747

C 1500 Truck 2WD V6-4.3L VIN W (2001)

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6. Connect the IAC valve harness connector.

7. Install the air cleaner outlet resonator. Refer to Air Cleaner Outlet Resonator Replacement.
8. Perform the IAC Reset procedure:

8.1. Turn ON the ignition, with the engine OFF, for 5 seconds.
8.2. Turn OFF the ignition for 10 seconds.
8.3. Start the engine and check for proper idle speed.

Information Bus > < Idle Air Control Motor (IAC) <--> [Idle Speed/Throttle Actuator - Electronic]|Locations|Page 5747