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GMC
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1987
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Magnavan 6.2 J, 400/M40
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Repair and Diagnosis
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Engine Performance
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System
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Fuel Injection System - TBI
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Overhaul
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Disassembly (Model 700)
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Throttle Body
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Throttle Body
Remove tube assembly and gasket. Remove throttle position sensor and Idle Air Control (IAC) valve.