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GMC Truck
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1998
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S15/T15 Sonoma P/U 4WD V6-4.3L VIN X
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Repair and Diagnosis
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Transmission and Drivetrain
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Transfer Case
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Testing and Inspection
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Initial Inspection and Diagnostic Overview
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New Venture Gear 233 - NP1 (Electronic Shift 2 Speed)
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Perform A Diagnostic on the TCCM
Perform A Diagnostic on the TCCM
Diagnostic Chart: