Operation CHARM
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Chevy Truck
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1988
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V 20 P/U 4WD V8-454 7.4L
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Repair and Diagnosis
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Transmission and Drivetrain
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Manual Transmission/Transaxle
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Testing and Inspection
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Diagnosis By Symptom - Muncie 4 (117MM) Speed
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Noisy Operation - Muncie 4 (117MM) Speed
Noisy Operation - Muncie 4 (117MM) Speed
1.
Lubricant level low.
2.
Synchronizers worn or damaged.
3.
Bearings worn or damaged.
4.
Gears worn or damaged.