FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
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Car repair manuals for everyone.
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Chevy Truck
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2000
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Express 1/2 Ton Van V8-305 5.0L VIN M SFI
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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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Testing and Inspection
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Scan Tool Testing and Procedures
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Scan Tool Data, Normal Values and Definitions
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Scan Tool Data Definitions - Powertrain Systems
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Desired Idle Speed
Desired Idle Speed
RANGE (0-3,187 RPM):
The
VCM
commands the desired
idle speed
by controlling the
IAC
. The VCM compensates for various engine loads by controlling IAC in order to maintain the desired idle speed.