Operation CHARM
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GMC Truck
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2008
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Sierra 2500 2WD V8-6.0L
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Engine
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Cylinder Block Assembly
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Engine Block Heater
Engine Block Heater
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Service and Repair
Coolant Heater Replacement (L76, L92)
Coolant Heater Replacement (LH6, LY2, LMG, LY5, and LY6)
Coolant Heater Cord Replacement (LH6, LMG, LY2 and LY5)
Coolant Heater Cord Replacement (LY6)
Coolant Heater Cord Replacement (L76 and L92)
Technical Service Bulletins