Operation CHARM
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GMC Truck
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2009
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Savana 3500 V8-6.0L
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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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Symptom Related Diagnostic Procedures
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4L80-E/4L85-E Automatic Transmission
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Harsh Shift 4 to 3
Harsh Shift 4 to 3
Harsh Shift 4 to 3
