LEMON Manuals
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GMC
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1988
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Forward Control 7.4 W, Standard
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Repair and Diagnosis
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Engine Performance
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Fuel Injection System - TBI
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Overhaul (Model 700)
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Disassembly
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Throttle Body
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Throttle Body
Remove tube assembly and gasket. Remove throttle position sensor and Idle Air Control (IAC) valve.