Operation CHARM
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GMC
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1988
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S15/T15 4WD Jimmy L4-151 2.5L
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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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Component Tests and General Diagnostics
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4L60 (700-R4) Automatic Transmission
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Oil Leak Check
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Servo Cover
Servo Cover
1. Porosity in cover.
2. Sharp edges on case, causing damage to O-ring seal.