Operation CHARM
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GMC Truck
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1994
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K 2500 Truck 4WD V8-454 7.4L
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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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Engine Starts In Gear
Engine Starts In Gear
1. Manual valve not engaged to detent lever.
2. Neutral safety switch malfunctioning.