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Chevy Truck
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1998
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Express 1 Ton Van V8-5.7L VIN R
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Repair and Diagnosis
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Powertrain Management
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Computers and Control Systems
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Idle Speed/Throttle Actuator - Electronic
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Service and Repair
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Idle Air Control (IAC) Reset Procedure
Idle Air Control (IAC) Reset Procedure
1.
Turn the
ignition switch
to the ON position for 5 seconds.
2.
Turn the
ignition switch
to the OFF position for 10 seconds.
3.
Start the engine.
4.
Check for the proper idle operation.