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Dodge and Ram
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1996
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RAM 3500 Van V8-360 5.9L Magnum
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Repair and Diagnosis
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Powertrain Management
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Computers and Control Systems
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Description and Operation
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Functional Operation
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Inputs and Outputs
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Outputs
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Tachometer
Tachometer
The
powertrain control module
(PCM)
supplies engine rpm values to the instrument cluster tachometer.