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Ignition Coil Resistance (Prizm GSi)

Disconnect electrical connector and high tension coil wire from ignition coil. Using ohmmeter, measure primary and secondary resistance. See Fig 1. Replace ignition coil if readings are not within specification. See IGNITION COIL RESISTANCE table.

Fig 1: Measuring Ignition Coil Resistance (Prizm GSi)
G91E16356Courtesy of GENERAL MOTORS CORP.