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GMC Truck
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2006
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Sierra 2500 2WD V8-6.0L (CNG)
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Repair and Diagnosis
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Powertrain Management
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Fuel Delivery and Air Induction
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Fuel Injector
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Description and Operation
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Fuel System
Fuel System
GASEOUS FUEL INJECTORS
The gaseous fuel injectors are pulse-width modulated and sequentially fired. The injector voltage is supplied by an injector relay. The FICM controls the ground path.