Operation CHARM
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Chevy Truck
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1986
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K 20 P/U 4WD V6-262 4.3L
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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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Shift Modulator
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Technical Service Bulletins
Shift Modulator: Technical Service Bulletins
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A/T - Harsh 1-2 and 2-3 Upshifts
A/T - Harsh 1-2 and 2-3 Shifts
All Technical Service Bulletins
A/T - Harsh 1-2 and 2-3 Upshifts
A/T - Harsh 1-2 and 2-3 Shifts