Diesel Data
: Automotive Repair
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Chevy Truck
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1988
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C 3500 Truck 2WD V8-454 7.4L
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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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Locations
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Idle Air Control (IAC) Stepper Motor
Idle Air Control (IAC) Stepper Motor
RH Side Of Engine:
RH rear of engine, near RH valve cover