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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1401 (Instrument Panel System Displays, Gauges And Console) >> Diagnostic Information and Procedures >> DTC B0540: Speedometer Circuit >> Circuit Description

Circuit Description

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The IPC monitors the vehicle speed signal to determine the speedometer position. If the IPC determines the vehicle speed signal voltage is out of the normal operating range, a DTC will set.

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