Diesel Data
: Automotive Repair
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Chevy Truck
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1989
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C 2500 Truck 2WD V8-454 7.4L
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Repair and Diagnosis
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Specifications
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Mechanical Specifications
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Automatic Transmission/Transaxle
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Valve Body, A/T
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TH 400 (3L80) & 475 (3L80HD)
TH 400 (3L80) & 475 (3L80HD)
Components
Ft. Lbs.
Control Valve Body Assembly To Case Screw
6-10