Operation CHARM
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GMC Truck
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1986
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K 2500 Truck 4WD V8-305 5.0L
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Repair and Diagnosis
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Transmission and Drivetrain
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Automatic Transmission/Transaxle
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Testing and Inspection
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Component Tests and General Diagnostics
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Vent
Vent
1. Oil overfill.
2. Engine coolant in transmission oil.