Operation CHARM
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GMC Truck
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1996
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K 2500 Truck 4WD V8-5.7L VIN R
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Repair and Diagnosis
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Specifications
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Mechanical Specifications
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Fuel Delivery and Air Induction
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Idle Speed
Idle Speed
The
Idle Speed
is computer controlled by the Idle Air Control (IAC) valve and is not adjustable. If Idle Speed is incorrect begin diagnosis at
Powertrain Management / System Diagnosis / Flow of Diagnosis
.
Testing and Inspection