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Home >> Saturn >> 1998 >> SC2 Automatic, MP6 >> Repair and Diagnosis >> Electrical >> Gauges >> Instrument Panel >> Description & Operation >> Tachometer

Description & Operation: Tachometer

Electronic Ignition (EI) system module controls the tachometer. A low-to-high square wave signal is received and produces pulses (6 per revolution) that are converted to RPM.