Operation CHARM
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GMC Truck
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1999
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K 2500 Truck 4WD V8-454 7.4L VIN J SFI
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Cooling System
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Heater Core
Heater Core
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Description and Operation
Service and Repair
Heater Core Replacement
Heater Core Replacement - Auxiliary
Specifications
Technical Service Bulletins
