Operation CHARM
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GMC Truck
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2011
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Sierra 1500 2WD V8-4.8L
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Repair and Diagnosis
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Relays and Modules
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Relays and Modules - Powertrain Management
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Relays and Modules - Fuel Delivery and Air Induction
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Fuel Pressure Control Module
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Diagrams
Fuel Pressure Control Module: Diagrams
FUEL PUMP FLOW CONTROL MODULE (GAS EXCEPT JL1 AND EXCEPT L96)
RPO Codes
RPO JL1 - Integrated Trailer Brake Control
RPO L96 - VIN G Engine, Gas, 8 Cylinder, 6.0L, SFI, Iron, GM