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Home >> Chevrolet >> 2003 >> Venture Base, Van Passenger >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Engine Component Tests >> Fuel Systems >> Fuel Injector Circuit Diagnosis >> Circuit Description

Circuit Description

The PCM enables the appropriate fuel injector on the intake stroke for each cylinder. A voltage is supplied directly to the fuel injectors. The PCM controls each fuel injector by grounding the control circuit via a solid state device called a driver.

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