Operation CHARM
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Pontiac
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1993
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Grand AM V6-3300 3.3L
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Repair and Diagnosis
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Instrument Panel, Gauges and Warning Indicators
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Description and Operation
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Base Cluster
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Odometer
Odometer
The
Odometer
is driven by an electric motor that is fed from the solid state circuit board. The stepper motor turns in response to the number of pulses received from the ECM.